What is CVE-2026-23952?

CVE-2026-23952 is a medium-severity vulnerability in Dlemstra Magick.net, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2026-01-22.

How severe is CVE-2026-23952?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Dlemstra Magick.net

CVE-2026-23952

ImageMagick is free and open-source software used for editing and manipulating digital images. Versions 14.10.1 and below have a NULL pointer dereference vulnerability in the MSL (Magick Scripting Language) parser when processing <comment> tags before images are loaded. This can lead to DoS attack due to assertion failure (debug builds) or NULL pointer dereference (release builds). This issue is fixed in version 14.10.2.

EPSS: 0.004 (35.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Dlemstra Magick.net
Imagemagick — versions < 14.10.2

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Product, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-23952?: CVE-2026-23952 is a medium-severity vulnerability in Dlemstra Magick.net, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2026-01-22.
How severe is CVE-2026-23952?: Medium severity. CVSS v3 base score is 6.5 out of 10.