HighFix available
commercial-elasticsearch-9.5 — security advisory
This notice tracks CVE-2026-55833 for commercial-elasticsearch-9.5. Fixed in: 9.5.5-r0.
- Products
- commercial-elasticsearch-9.5
- Affected versions
- Not specified
- Fixed versions
- 9.5.5-r0
- CVEs
- CVE-2026-55833
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 27 Oct 2026, 21:59 UTC · Revision 1
Source evidence
CGA-2vwp-g7h2-9mcq
osv:CGA-2vwp-g7h2-9mcq
commercial-elasticsearch-9.5
Fixed versions: 9.5.5-r0
Complete source record
{
"id": "35a35e0d08e910a6694ced8a762c0223358840ff6ed2b80e7263431e628aef29",
"url": "https://osv.dev/vulnerability/CGA-2vwp-g7h2-9mcq",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CGA-2vwp-g7h2-9mcq",
"summary": "CGA-2vwp-g7h2-9mcq",
"evidence": "osv:CGA-2vwp-g7h2-9mcq",
"products": [
{
"name": {
"value": "commercial-elasticsearch-9.5",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "9.5.5-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "CGA-2vwp-g7h2-9mcq",
"aliases": [
"CGA-2vwp-g7h2-9mcq"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "9.5.5-r0"
}
]
}
],
"package": {
"name": "commercial-elasticsearch-9.5",
"purl": "pkg:apk/chainguard/commercial-elasticsearch-9.5?arch=aarch64",
"ecosystem": "Chainguard"
},
"database_specific": {
"source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-2vwp-g7h2-9mcq.json"
},
"ecosystem_specific": {
"components": [
{
"component_name": "netty-codec-http",
"component_purl": "pkg:maven/netty-codec-http@4.1.135.Final",
"component_type": "java-archive",
"component_version": "4.1.135.Final",
"component_location": "/usr/share/elasticsearch/modules/x-pack-security/netty-codec-http-4.1.135.Final.jar",
"latest_event_status": "fixed",
"latest_event_timestamp": "2026-10-06T19:33:01Z"
}
]
}
}
],
"modified": "2026-10-06T23:16:04.684138490Z",
"provider": "osv",
"upstream": [
"CVE-2026-55833",
"GHSA-mvh2-crg5-v77c"
],
"references": [
"https://github.com/netty/netty/releases/tag/netty-4.1.136.Final",
"https://github.com/netty/netty/releases/tag/netty-4.2.16.Final",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55833.json",
"https://github.com/netty/netty/security/advisories/GHSA-mvh2-crg5-v77c",
"https://nvd.nist.gov/vuln/detail/CVE-2026-55833",
"https://github.com/netty/netty/commit/5b68c61f37aa4a3045cba624cbea239655c9003b",
"https://github.com/netty/netty/commit/bb2ff68a1fb71cb4b0eb9a9e17b66c52aff680c6"
]
},
"related_cves": [
{
"value": "CVE-2026-55833",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 91926,
"published_at": "2026-08-05T02:51:40+00:00"
}