CVE-2026-25796 — Missing Release of Memory after Effective Lifetime in Imagemagick
Severity
7.5HIGHNVD
CNA5.3
EPSS
0.0%
top 92.95%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 24
Latest updateMar 30
Description
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, in `ReadSTEGANOImage()` (`coders/stegano.c`), the `watermark` Image object is not freed on three early-return paths, resulting in a definite memory leak (~13.5KB+ per invocation) that can be exploited for denial of service. Versions 7.1.2-15 and 6.9.13-40 contain a patch.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages4 packages
🔴Vulnerability Details
5GHSA▶
ImageMagick has memory leak of watermark Image object in ReadSTEGANOImage on multiple error/early-return paths↗2026-02-24
OSV▶
CVE-2026-25796: ImageMagick is free and open-source software used for editing and manipulating digital images↗2026-02-24
OSV▶
ImageMagick has memory leak of watermark Image object in ReadSTEGANOImage on multiple error/early-return paths↗2026-02-24
CVEList▶
ImageMagick has memory leak of watermark Image object in ReadSTEGANOImage on multiple error/early-return paths↗2026-02-24