ImageMagick has Integer Overflow in BMP Decoder (ReadBMP)

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0081, the 57th percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:22 UTC First seen by agentprime
2. 31 Oct 2026, 15:22 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-9pp9-cfwx-54rm
• OSV: GHSA-9pp9-cfwx-54rm
• github.com/ImageMagick/ImageMagick/security/advisories/GHSA-9pp9-cfwx-54rm
• nvd.nist.gov/vuln/detail/CVE-2025-62171
• github.com/ImageMagick/ImageMagick/commit/cea1693e2ded51b4cc91c70c54096cbed1691c00
• github.com/ImageMagick/ImageMagick
• github.com/dlemstra/Magick.NET/releases/tag/14.9.0
• lists.debian.org/debian-lts-announce/2025/10/msg00019.html

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.