What is CVE-2026-62363?

CVE-2026-62363 is a medium-severity vulnerability in Imagemagick, classified under Out-of-bounds Write. CVSS score: 5.0/10. Published 2026-07-30.

How severe is CVE-2026-62363?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Buffer overflow in Imagemagick

CVE-2026-62363

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-27, a heap buffer over-write can occur in the fx operation by passing a crafted argument. This issue has been fixed in version 7.1.2-27.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (0.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H.

Affected products

Imagemagick — versions < 7.1.2-27

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-62363?: CVE-2026-62363 is a medium-severity vulnerability in Imagemagick, classified under Out-of-bounds Write. CVSS score: 5.0/10. Published 2026-07-30.
How severe is CVE-2026-62363?: Medium severity. CVSS v3 base score is 5.0 out of 10.