HighFix available
Red Hat Security Advisory: httpd:2.4 security update
Type: advisorySources: OSV
- Products
- httpd, httpd-debuginfo, httpd-debugsource, httpd-devel, httpd-filesystem, httpd-manual, httpd-tools, httpd-tools-debuginfo, mod_http2, mod_http2-debuginfo, mod_http2-debugsource, mod_ldap, mod_ldap-debuginfo, mod_md, mod_md-debuginfo, mod_md-debugsource, mod_proxy_html, mod_proxy_html-debuginfo, mod_session, mod_session-debuginfo, mod_ssl, mod_ssl-debuginfo
- Affected versions
- Not specified
- Fixed versions
- 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5, 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13, 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1, 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
- CVEs
- CVE-2025-53020, CVE-2026-28780, CVE-2026-33007, CVE-2026-33857, CVE-2026-34032, CVE-2026-34059, CVE-2026-49975
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 17:46 UTC · Revision 1
Source evidence
Red Hat Security Advisory: httpd:2.4 security update
core-osv · Original sourcePublished 9 Jul 2026, 10:12 UTC
Red Hat Security Advisory: httpd:2.4 security update
osv:RHSA-2026:36831
httpd
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-debugsource
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-devel
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-filesystem
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-manual
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-tools
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-tools-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_http2
Fixed versions: 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5
mod_http2-debuginfo
Fixed versions: 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5
mod_http2-debugsource
Fixed versions: 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5
mod_ldap
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_ldap-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_md
Fixed versions: 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1
mod_md-debuginfo
Fixed versions: 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1
mod_md-debugsource
Fixed versions: 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1
mod_proxy_html
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_proxy_html-debuginfo
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_session
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_session-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_ssl
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_ssl-debuginfo
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-debugsource
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-devel
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-filesystem
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-manual
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-tools
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
httpd-tools-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_http2
Fixed versions: 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5
mod_http2-debuginfo
Fixed versions: 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5
mod_http2-debugsource
Fixed versions: 0:1.15.7-5.module+el8.6.0+24496+af8fe930.5
mod_ldap
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_ldap-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_md
Fixed versions: 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1
mod_md-debuginfo
Fixed versions: 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1
mod_md-debugsource
Fixed versions: 1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1
mod_proxy_html
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_proxy_html-debuginfo
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_session
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_session-debuginfo
Fixed versions: 0:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_ssl
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
mod_ssl-debuginfo
Fixed versions: 1:2.4.37-47.module+el8.6.0+24496+af8fe930.13
Complete source record
{
"id": "6e2ec4100514a200c9f8e13db9dd9e5feb6ec43c3b9774b0bad67bbd50689e04",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A36831",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: httpd:2.4 security update",
"summary": "Red Hat Security Advisory: httpd:2.4 security update",
"evidence": "osv:RHSA-2026:36831",
"products": [
{
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{
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{
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{
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"prerequisites": [],
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{
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"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/5/package/name"
},
"prerequisites": [],
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"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/7/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_http2",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.15.7-5.module+el8.6.0+24496+af8fe930.5",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_http2-debuginfo",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.15.7-5.module+el8.6.0+24496+af8fe930.5",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_http2-debugsource",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.15.7-5.module+el8.6.0+24496+af8fe930.5",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_ldap",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_ldap-debuginfo",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_md",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_md-debuginfo",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_md-debugsource",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_proxy_html",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_proxy_html-debuginfo",
"evidence": "/affected/17/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/17/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_session",
"evidence": "/affected/18/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/18/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "mod_session-debuginfo",
"evidence": "/affected/19/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/19/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_ssl",
"evidence": "/affected/20/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/20/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "mod_ssl-debuginfo",
"evidence": "/affected/21/package/name"
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"prerequisites": [],
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{
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"evidence": "/affected/21/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd",
"evidence": "/affected/22/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/22/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-debuginfo",
"evidence": "/affected/23/package/name"
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"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/23/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-debugsource",
"evidence": "/affected/24/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/24/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-devel",
"evidence": "/affected/25/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/25/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-filesystem",
"evidence": "/affected/26/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/26/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-manual",
"evidence": "/affected/27/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/27/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-tools",
"evidence": "/affected/28/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/28/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "httpd-tools-debuginfo",
"evidence": "/affected/29/package/name"
},
"prerequisites": [],
"fixed_versions": [
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"evidence": "/affected/29/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_http2",
"evidence": "/affected/30/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.15.7-5.module+el8.6.0+24496+af8fe930.5",
"evidence": "/affected/30/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "mod_http2-debuginfo",
"evidence": "/affected/31/package/name"
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"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/31/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_http2-debugsource",
"evidence": "/affected/32/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/32/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_ldap",
"evidence": "/affected/33/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/33/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "mod_ldap-debuginfo",
"evidence": "/affected/34/package/name"
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"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/34/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_md",
"evidence": "/affected/35/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.0.8-8.module+el8.6.0+23843+c27a5dc4.1",
"evidence": "/affected/35/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_md-debuginfo",
"evidence": "/affected/36/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/36/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_md-debugsource",
"evidence": "/affected/37/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/37/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_proxy_html",
"evidence": "/affected/38/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/38/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_proxy_html-debuginfo",
"evidence": "/affected/39/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/39/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_session",
"evidence": "/affected/40/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/40/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_session-debuginfo",
"evidence": "/affected/41/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/41/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_ssl",
"evidence": "/affected/42/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/42/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mod_ssl-debuginfo",
"evidence": "/affected/43/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:2.4.37-47.module+el8.6.0+24496+af8fe930.13",
"evidence": "/affected/43/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:36831",
"aliases": [
"RHSA-2026:36831"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.4.37-47.module+el8.6.0+24496+af8fe930.13"
}
]
}
],
"package": {
"name": "httpd",
"purl": "pkg:rpm/redhat/httpd",
"ecosystem": "Red Hat:rhel_aus:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:36831.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
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],
"modified": "2026-10-15T10:17:55Z",
"provider": "osv",
"upstream": [
"CVE-2025-53020",
"CVE-2026-28780",
"CVE-2026-33007",
"CVE-2026-33857",
"CVE-2026-34032",
"CVE-2026-34059",
"CVE-2026-49975"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:36831",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2379343",
"https://bugzilla.redhat.com/show_bug.cgi?id=2464940",
"https://bugzilla.redhat.com/show_bug.cgi?id=2464952",
"https://bugzilla.redhat.com/show_bug.cgi?id=2464953",
"https://bugzilla.redhat.com/show_bug.cgi?id=2465299",
"https://bugzilla.redhat.com/show_bug.cgi?id=2466913",
"https://bugzilla.redhat.com/show_bug.cgi?id=2485371",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_36831.json",
"https://access.redhat.com/security/cve/CVE-2025-53020",
"https://www.cve.org/CVERecord?id=CVE-2025-53020",
"https://nvd.nist.gov/vuln/detail/CVE-2025-53020",
"https://httpd.apache.org/security/vulnerabilities_24.html",
"https://access.redhat.com/security/cve/CVE-2026-28780",
"https://www.cve.org/CVERecord?id=CVE-2026-28780",
"https://nvd.nist.gov/vuln/detail/CVE-2026-28780",
"https://access.redhat.com/security/cve/CVE-2026-33007",
"https://www.cve.org/CVERecord?id=CVE-2026-33007",
"https://nvd.nist.gov/vuln/detail/CVE-2026-33007",
"https://access.redhat.com/security/cve/CVE-2026-33857",
"https://www.cve.org/CVERecord?id=CVE-2026-33857",
"https://nvd.nist.gov/vuln/detail/CVE-2026-33857",
"https://access.redhat.com/security/cve/CVE-2026-34032",
"https://www.cve.org/CVERecord?id=CVE-2026-34032",
"https://nvd.nist.gov/vuln/detail/CVE-2026-34032",
"https://access.redhat.com/security/cve/CVE-2026-34059",
"https://www.cve.org/CVERecord?id=CVE-2026-34059",
"https://nvd.nist.gov/vuln/detail/CVE-2026-34059",
"https://access.redhat.com/security/cve/CVE-2026-49975",
"https://access.redhat.com/security/vulnerabilities/RHSB-2026-007",
"https://www.cve.org/CVERecord?id=CVE-2026-49975",
"https://nvd.nist.gov/vuln/detail/CVE-2026-49975",
"https://blog.calif.io/p/codex-discovered-a-hidden-http2-bomb"
]
},
"related_cves": [
{
"value": "CVE-2025-53020",
"evidence": "/upstream"
},
{
"value": "CVE-2026-28780",
"evidence": "/upstream"
},
{
"value": "CVE-2026-33007",
"evidence": "/upstream"
},
{
"value": "CVE-2026-33857",
"evidence": "/upstream"
},
{
"value": "CVE-2026-34032",
"evidence": "/upstream"
},
{
"value": "CVE-2026-34059",
"evidence": "/upstream"
},
{
"value": "CVE-2026-49975",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 331020,
"published_at": "2026-07-09T10:12:58+00:00"
}