CVE-2026-55597: ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer

mediumCVSS 5.5CVE-2026-55597

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer over-write in the JP2 encoder. This issue has been fixed in version7.1.2-26.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 5.5
Published: 2026-07-01
Last updated: 2026-07-02
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-55597

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-555970.10% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-55597	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownDSA-6383-1 imagemagick - security updatedebian
medium[UPDATE] [medium] ImageMagick: Multiple vulnerabilitiescert-bund

Recent advisories for ImageMagick is free

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

lowCVE-2026-56373: ImageMagick before 7.1.2-15 contains a use-after-free vulnerability in the PDB decoder that us…nvd · 2026-07-10
mediumCVE-2026-55595: ImageMagick is free and open-source software used for editing and manipulating digital images.…nvd · 2026-07-01
mediumCVE-2026-55594: ImageMagick is free and open-source software used for editing and manipulating digital images.…nvd · 2026-07-01
mediumCVE-2026-55577: ImageMagick is free and open-source software used for editing and manipulating digital images.…nvd · 2026-07-01
mediumCVE-2026-55510: ImageMagick is free and open-source software used for editing and manipulating digital images.…nvd · 2026-07-01
mediumCVE-2026-53467: ImageMagick is free and open-source software used for editing and manipulating digital images.…nvd · 2026-07-01