CVE-2026-56374
CVE-2026-56374 is a low-severity vulnerability with a CVSS 3.x base score of 3.3. The underlying weakness is classified as CWE-125.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v4: 4.8
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Published:
- Last modified:
Description
ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing boundary checks when parsing ftxt:format. Remote attackers can trigger an out of bounds read by crafting malicious FTXT image files to cause denial of service or information disclosure.
Frequently asked questions
- What is CVE-2026-56374?
- ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing boundary checks when parsing ftxt:format. Remote attackers can trigger an out of bounds read by crafting malicious FTXT image files to cause denial of service or information disclosure.
- How severe is CVE-2026-56374?
- CVE-2026-56374 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2026-56374 being actively exploited?
- It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.
- How do I fix CVE-2026-56374?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2026-56374 published?
- CVE-2026-56374 was published on 2026-07-08.
References
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-w54j-7wpm-crhj
- https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-in-ftxt-encoder-via-format-parameter
Other CWE-125 (Out-of-bounds Read) vulnerabilities
- CVE-2026-24826 — Critical (CVSS 10.0): Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read,…
- CVE-2024-22004 — Critical (CVSS 10.0): Due to length check, an attacker with privilege access on a Linux Nonsecure operating system can trigger a…
- CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
- CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
- CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
- CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…