What is CVE-2026-56373?

CVE-2026-56373 is a low-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 3.7/10. Published 2026-07-10.

How severe is CVE-2026-56373?

Low severity. CVSS v3 base score is 3.7 out of 10.

Use After Free in Imagemagick

CVE-2026-56373

ImageMagick before 7.1.2-15 contains a use-after-free vulnerability in the PDB decoder that uses a stale pointer when memory allocation fails. Attackers can trigger this vulnerability by processing malicious PDB files to cause crashes or w…

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Imagemagick — versions 0, 7.1.2-15, 6.9.13-40

Weakness classification (CWE)

CWE-416 — Use After Free

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-56373?: CVE-2026-56373 is a low-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 3.7/10. Published 2026-07-10.
How severe is CVE-2026-56373?: Low severity. CVSS v3 base score is 3.7 out of 10.