Buffer overflow in Imagemagick

CVE-2026-25897

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, an Integer Overflow vulnerability exists in the sun decoder. On 32-bit systems/builds, a carefully crafted image can lead to an out of bounds heap write. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (32.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-25897: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

  • Imagemagick — versions >= 7.0.0, < 7.1.2-15, < 6.9.13-40

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-25897?
CVE-2026-25897 is a medium-severity vulnerability in Imagemagick, classified under Heap-based Buffer Overflow. CVSS score: 6.5/10. Published 2026-02-24.
How severe is CVE-2026-25897?
Medium severity. CVSS v3 base score is 6.5 out of 10.