Buffer overflow in Imagemagick
CVE-2026-33536
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-18 and 6.9.13-43, due to an incorrect return value on certain platforms a pointer is incremented past the end of a buffer that is on the stack and that could result in an out of bounds write. Versions 7.1.2-18 and 6.9.13-43 patch the issue.
Vulnerability class: Buffer Overflow
EPSS: 0.001 (2.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Imagemagick — versions < 7.1.2-18, < 6.9.13-43
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-33536?
- CVE-2026-33536 is a medium-severity vulnerability in Imagemagick, classified under Stack-based Buffer Overflow. CVSS score: 5.1/10. Published 2026-03-26.
- How severe is CVE-2026-33536?
- Medium severity. CVSS v3 base score is 5.1 out of 10.