Out-of-Bounds Write in golang.org/x/image (CVE-2026-46604)
Summary
Out-of-bounds write in golang.org/x/image (CVE-2026-46604). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 0.43.0 or later.
Original description
The description as published by the source.
The TIFF decoder can panic when decoding an invalid image with an out-of-bounds strip offset.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A weakness called CVE-2026-46604 was discovered in golang.org/x/image.
In plain terms, it is an out-of-bounds write that can let attackers hijack the program.
Severity is High (CVSS 7.5/10). If exploited, attackers can leak data or disrupt key functionality.
What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "golang.org/x/image CVE-2026-46604".
CVE-2026-46604 (golang.org/x/image). Severity: High / CVSSv3 7.5. Category: CWE-787.
Response plan:
- Check the vendor advisory for affected versions and the patched release.
- If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS).
- If no patch yet, mitigate via WAF rule, disabling the affected feature, etc.
- Monitor logs / SIEM for known IOC and PoC signatures of this CVE.
PoCs and fix commits: see the 'References' section, MITRE, and NVD.
A weakness (CVE-2026-46604) in golang.org/x/image. In plain words, it is an out-of-bounds write that can let attackers hijack the program.
Target versions of golang.org/x/image (see vendor advisory). If running in production, identify exposure immediately.
Severity: High (CVSS 7.5/10). If exploited, attackers can leak data or disrupt key functionality.
Update to the patched release as listed in the vendor advisory. (Typical mitigation pattern for CWE-787)
If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.
Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.
Affected packages
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Ubuntu UBUNTU-CVE-2026-46604 golang-golang-x-image
References
- patch go.dev
- patch security@golang.org
- report go.dev