CVE-2026-93588 ImageMagick before 7.1.2-31 Null Pointer Dereference via PNM

What is CVE-2026-93588?

CVE-2026-93588 is a low-severity vulnerability in Imagemagick Imagemagick, published on 18 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ImageMagick before 7.1.2-31 and before 6.9.13-56 contains a NULL pointer dereference in the PNM coder. When the coder reaches a memory (resource) limit at a specific point during processing, the failed allocation is not handled and a NULL pointer is dereferenced, which can lead to a denial of service (application crash) when processing a specially crafted or sufficiently large PNM image.

Weakness: CWE-476

Which versions are affected by CVE-2026-93588?

It affects 1 product.

Products include Imagemagick Imagemagick.

How do I fix CVE-2026-93588?

Upgrade to a fixed version.

Is CVE-2026-93588 being exploited?

There is no known exploitation of CVE-2026-93588 in the wild and no public exploit code.

Other vulnerabilities in Imagemagick Imagemagick

• CVE-2019-19952 Use after free in n/a Critical 9.8
• CVE-2018-16328 Null dereference in n/a Critical 9.8
• CVE-2018-16329 Null dereference in n/a Critical 9.8
• CVE-2017-18210 Null dereference in n/a Critical 9.8
• CVE-2017-14138 Denial of service in n/a Critical 9.8

All Imagemagick Imagemagick vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2026-93588, ECHO-f203-775a-edaa, GHSA-92h2-gvhm-x4qm, GHSA-92rw-c5mw-27v4, MINI-2gf4-4hxh-6w7h, UBUNTU-CVE-2026-93588.