VDB
CVE-2026-56361
CVE-2026-56361
PUBLISHED
CVSS 4.8 MEDIUM
Reported by VulnCheck · Published June 30, 2026
ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.
Risk Scores
CVSS 4.0
4.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| ImageMagick | ImageMagick | 0, 7.1.2-19 |
| ImageMagick | ImageMagick | 0, 6.9.13-44 |
| imagemagick | imagemagick | 0, 0, 0 |
| ImageMagick | ImageMagick | 0, 7.1.2-19, 0 |
Timeline
- Jun 30, 2026 CVE Published
- Jul 1, 2026 EPSS Score
- Jul 1, 2026 Coalition ESS Score
- Jul 1, 2026 CVE Updated
References
- GitHub Security Advisory (GHSA-q8h3-jv9v-57qx) vendor-advisory
- VulnCheck Advisory: ImageMagick - Heap Buffer Overflow via Off-by-One in Morphology Processing third-party-advisory