CVE-2026-55597: ImageMagick is free and open-source software used for editing and manipulating digital images

Q: How do I fix CVE-2026-55597?

imagemagick: upgrade to 7.1.2-26. Exact commands for each OS are on this page.

Q: Is CVE-2026-55597 being exploited?

CVE-2026-55597 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-55597 affect?

CVE-2026-55597 affects imagemagick. Severity is medium (CVSS 5.5). 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

Q: How urgent is CVE-2026-55597?

Priority 19/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2026-55597 is a medium-severity flaw (CVSS 5.5) affecting imagemagick. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-682, CWE-787
Published	2026-07-01
Last modified	2026-07-02

Publisher (CNA): GitHub, Inc. · Vendor: imagemagick

Last updated 2026-07-02 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-01 19:16 UTCPublished CVE record published
2026-07-02 19:30 UTCUpdated Record last modified

imagemagick imagemagick UPGRADE

Affected: < 7.1.2-26

Fixed in: 7.1.2-26

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy imagemagick || rpm -q imagemagick || imagemagick --version

2. UPGRADE to 7.1.2-26 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade imagemagick

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade imagemagick

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-55597?

imagemagick: upgrade to 7.1.2-26. Exact commands for each OS are on this page.

Is CVE-2026-55597 being exploited?

CVE-2026-55597 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-55597 affect?

CVE-2026-55597 affects imagemagick. Severity is medium (CVSS 5.5). 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

How urgent is CVE-2026-55597?

Priority 19/100. No elevated risk signals yet.

Software pages

ImageMagick vulnerabilities

Related CVEs

CVE-2026-56371 MEDIUM 5.3 UPGRADE ImageMagick before 7.1.2-15 and 6.9.13-40 contains a memory leak in coders/txt.c when processing TXT files wit
CVE-2026-56368 LOW 3.7 UPGRADE ImageMagick before 7.1.2-15 contains a memory leak vulnerability in multiple coders that write raw pixel data
CVE-2026-56376 LOW 3.7 UPGRADE ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory alloca
CVE-2026-56374 LOW 3.3 UPGRADE ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing b
CVE-2026-56365 LOW 3.7 UPGRADE ImageMagick before 7.1.2-19 contains a memory leak vulnerability in the PNG encoder when writing MNG images

References

← Back to latest CVEs