CVE-2026-109273 (CVSS 5.3)

Description

ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 contains an information disclosure vulnerability in the PostScript decoder, which allocates a buffer one byte longer than the data it decoded. Attackers can supply a crafted PostScript file to expose a single uninitialized byte of memory contents.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0031

Probability of exploitation

0.22%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-908 CWE-908

References

Other References

https://github.com/ImageMagick/ImageMagick/commit/5a5c2e51948fcc5d85b8d832938e2c1b4db4a699 https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-5j8x-vq8c-vrp9 https://github.com/ImageMagick/ImageMagick6/commit/a32215ba7a193f2bc896ba6ed4be4013cc06e22b https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-57-and-7-x-before-7.1.2-32-information-disclosure-in-postscript-decoder

Frequently Asked Questions

What is CVE-2026-109273? +

ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 contains an information disclosure vulnerability in the PostScript decoder, which allocates a buffer one byte longer than the data it decoded. Attackers can supply a crafted PostScript file to expose a single uninitialized byte of memory contents. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-109273? +

CVE-2026-109273 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0031, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-109273? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-109273