UnratedFix available
TuxCare security update for io.undertow (1 CVE)
Type: advisorySources: OSV
TuxCare rebuilt 7 io.undertow packages to address 1 CVE. Fixed in 1.4.27.Final-tuxcare.1.
- Products
- io.undertow:karaf, io.undertow:undertow-core, io.undertow:undertow-examples, io.undertow:undertow-parent, io.undertow:undertow-parser-generator, io.undertow:undertow-servlet, io.undertow:undertow-websockets-jsr
- Affected versions
- 1.4.27.Final
- Fixed versions
- 1.4.27.Final-tuxcare.1
- CVEs
- CVE-2023-4639
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 16:53 UTC · Revision 1
Source evidence
TuxCare security update for io.undertow (1 CVE)
core-osv · Original sourcePublished 14 Sept 2026, 08:02 UTC
TuxCare rebuilt 7 io.undertow packages to address 1 CVE. Fixed in 1.4.27.Final-tuxcare.1.
osv:CLSA-2026-1789372923
io.undertow:karaf
Fixed versions: 1.4.27.Final-tuxcare.1
io.undertow:undertow-core
Fixed versions: 1.4.27.Final-tuxcare.1
io.undertow:undertow-examples
Fixed versions: 1.4.27.Final-tuxcare.1
io.undertow:undertow-parent
Fixed versions: 1.4.27.Final-tuxcare.1
io.undertow:undertow-parser-generator
Fixed versions: 1.4.27.Final-tuxcare.1
io.undertow:undertow-servlet
Fixed versions: 1.4.27.Final-tuxcare.1
io.undertow:undertow-websockets-jsr
Fixed versions: 1.4.27.Final-tuxcare.1
Complete source record
{
"id": "7cb0de43e23e7b3c50999388df8c3da9d61f7c7e049aa98a6d887de8cea31627",
"url": "https://osv.dev/vulnerability/CLSA-2026-1789372923",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "TuxCare security update for io.undertow (1 CVE)",
"summary": "TuxCare rebuilt 7 io.undertow packages to address 1 CVE. Fixed in 1.4.27.Final-tuxcare.1.",
"evidence": "osv:CLSA-2026-1789372923",
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{
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{
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{
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"affected_versions": [
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"evidence": "/affected/5/versions"
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},
{
"name": {
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"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/6/ranges"
}
],
"affected_versions": [
{
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"evidence": "/affected/6/versions"
}
]
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1789372923",
"aliases": [
"CLSA-2026-1789372923"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
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{
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}
]
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],
"package": {
"name": "io.undertow:karaf",
"purl": "pkg:maven/io.undertow/karaf",
"ecosystem": "TuxCare:Maven"
},
"versions": [
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],
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1789372923.json",
"tuxcare": {
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"fixed_version": "1.4.27.Final-tuxcare.1"
}
}
},
{
"ranges": [
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],
"package": {
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"purl": "pkg:maven/io.undertow/undertow-core",
"ecosystem": "TuxCare:Maven"
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"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1789372923.json",
"tuxcare": {
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}
},
{
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],
"package": {
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"purl": "pkg:maven/io.undertow/undertow-examples",
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"database_specific": {
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"tuxcare": {
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}
},
{
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],
"package": {
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"purl": "pkg:maven/io.undertow/undertow-parent",
"ecosystem": "TuxCare:Maven"
},
"versions": [
"1.4.27.Final"
],
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1789372923.json",
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"package": {
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},
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"package": {
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"purl": "pkg:maven/io.undertow/undertow-servlet",
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},
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],
"database_specific": {
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},
{
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],
"package": {
"name": "io.undertow:undertow-websockets-jsr",
"purl": "pkg:maven/io.undertow/undertow-websockets-jsr",
"ecosystem": "TuxCare:Maven"
},
"versions": [
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],
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1789372923.json",
"tuxcare": {
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}
}
}
],
"modified": "2026-10-15T09:47:43.087310856Z",
"provider": "osv",
"upstream": [
"CVE-2023-4639"
],
"references": []
},
"related_cves": [
{
"value": "CVE-2023-4639",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 328493,
"published_at": "2026-09-14T08:02:03+00:00"
}