CVE-2026-116152
ImageMagick before 7.1.2-33 Memory Leak in MAT Decoder Error Path
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CVSS v3.1 (listed by NVD)
—
Not scored
CVSS v4.0 (listed by NVD)
—
Not scored
CVSS (listed by CVE.org)
6.9
MEDIUM
Scored by CNA (VulnCheck) · v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS exploit probability
—
Not computed
CISA KEV
—
Not listed
Attack conditions and impact
Derived from the CNA CVSS 4.0 vector
NetworkNo authNo interaction
Confidentiality NIntegrity NAvailability L
This vulnerability may be exploitable over the internet without authentication or user interaction.
| Metric | Value | Meaning |
|---|---|---|
| Attack vector AV | N | Network |
| Attack complexity AC | L | Low (easy) |
| Attack requirements AT | N | None |
| Privileges required PR | N | None |
| User interaction UI | N | None |
| Confidentiality (vulnerable system) VC | N | None |
| Integrity (vulnerable system) VI | N | None |
| Availability (vulnerable system) VA | L | Low |
| Confidentiality (subsequent systems) SC | N | None |
| Integrity (subsequent systems) SI | N | None |
| Availability (subsequent systems) SA | N | None |
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Description
CNA (VulnCheck)
ImageMagick before 7.1.2-33 contains a memory leak vulnerability in the MAT decoder that fails to release allocated memory in a specific error path. Attackers can supply crafted MAT files that trigger this error path repeatedly, causing small memory leaks that gradually consume process memory.
CVSS assessments
| Provider | Version | Score | Vector |
|---|---|---|---|
| CNA / VulnCheck | 4.0 | 6.9 MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N |
| CNA / VulnCheck | 3.1 | 5.3 MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
Affected products and packages
CNA (CVE.org)
| Vendor | Product | Versions |
|---|---|---|
| ImageMagick | ImageMagick | affected: 0 … < 7.1.2-33 unaffected: 7.1.2-33 default: unaffected |
Linux distribution status
References (2)
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-83w9-w85j-h9jc CNA vendor-advisory
- https://www.vulncheck.com/advisories/imagemagick-before-7.1.2-33-memory-leak-in-mat-decoder-error-path CNA third-party-advisory