CVE-2026-91462
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JGSS). Supported versions that are affected are Oracle Java SE: 8u503, 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).
CVE-2026-91462
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-91462
Oracle Java SE
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Oracle GraalVM for JDK
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Oracle GraalVM Enterprise Edition
Source reference: /containers/cna/affected/2/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Oracle Corporation",
"product": "Oracle Java SE",
"versions": [
{
"status": "affected",
"version": "8u503"
},
{
"status": "affected",
"version": "8u503-perf"
},
{
"status": "affected",
"version": "11.0.32.1"
},
{
"status": "affected",
"version": "17.0.20.1"
},
{
"status": "affected",
"version": "21.0.12.1"
},
{
"status": "affected",
"version": "25.0.4.1"
},
{
"status": "affected",
"version": "27"
}
]
},
{
"vendor": "Oracle Corporation",
"product": "Oracle GraalVM for JDK",
"versions": [
{
"status": "affected",
"version": "17.0.20.1"
},
{
"status": "affected",
"version": "21.0.12.1"
}
]
},
{
"vendor": "Oracle Corporation",
"product": "Oracle GraalVM Enterprise Edition",
"versions": [
{
"status": "affected",
"version": "21.3.19.1.1"
}
]
}
]- Related CVEs
- CVE-2026-91462
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #55638 · Revision 1
- Added to Heist Feed
- Publisher date