CVE-2025-27796: ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-

Q: How do I fix CVE-2025-27796?

graphicsmagick: upgrade to 1.3.46. Exact commands for each OS are on this page.

Q: Is CVE-2025-27796 being exploited?

CVE-2025-27796 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-27796 affect?

CVE-2025-27796 affects graphicsmagick. Severity is medium (CVSS 4.5). ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

Q: How urgent is CVE-2025-27796?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 4.5UPGRADE

CVE-2025-27796 is a medium-severity flaw (CVSS 4.5) affecting graphicsmagick. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.5 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-908
Published	2025-03-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: graphicsmagick

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-07 06:15 UTCPublished CVE record published
2026-06-17 09:04 UTCUpdated Record last modified

graphicsmagick graphicsmagick UPGRADE

Affected: < 1.3.46

Fixed in: 1.3.46

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy graphicsmagick || rpm -q graphicsmagick || graphicsmagick --version

2. UPGRADE to 1.3.46 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade graphicsmagick

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade graphicsmagick

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-27796?

graphicsmagick: upgrade to 1.3.46. Exact commands for each OS are on this page.

Is CVE-2025-27796 being exploited?

CVE-2025-27796 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-27796 affect?

CVE-2025-27796 affects graphicsmagick. Severity is medium (CVSS 4.5). ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

How urgent is CVE-2025-27796?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2025-32460 MEDIUM 4.0 UPGRADE GraphicsMagick before 8e56520 has a heap-based buffer over-read in ReadJXLImage in coders/jxl.c, related to an
CVE-2025-27795 MEDIUM 4.3 UPGRADE ReadJXLImage in JXL in GraphicsMagick before 1.3.46 lacks image dimension resource limits.

References

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