CVE-2026-91418
Vulnerability in the Oracle Java SE, Oracle JavaFX, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: ImageIO). 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 JavaFX: 21.0.12, 25.0.4, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle JavaFX, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle JavaFX, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).
CVE-2026-91418
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-2026-91418
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 JavaFX
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 for JDK
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
Oracle GraalVM Enterprise Edition
Source reference: /containers/cna/affected/3/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 JavaFX",
"versions": [
{
"status": "affected",
"version": "21.0.12"
},
{
"status": "affected",
"version": "25.0.4"
},
{
"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-2026-91418
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #52289 · Revision 1
- Added to Heist Feed
- Publisher date