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PatchSiren cyber security CVE debrief

CVE-2026-53465 ImageMagick CVE debrief

CVE-2026-53465 is a medium-severity vulnerability in ImageMagick, a free and open-source software for editing and manipulating digital images. Prior to version 7.1.2-25, a crafted multi-frame can result in a heap buffer over-write when encoding it with the SF3 encoder. This issue has been patched in version 7.1.2-25.

Vendor
ImageMagick
Product
Unknown
CVSS
MEDIUM 6.2
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-10
Original CVE updated
2026-06-11
Advisory published
2026-06-10
Advisory updated
2026-06-11

Who should care

Users of ImageMagick, particularly those who process multi-frame images with the SF3 encoder, should be aware of this vulnerability and take steps to update to version 7.1.2-25 or later.

Technical summary

The vulnerability is caused by a heap buffer over-write when encoding a crafted multi-frame image with the SF3 encoder. This can be exploited by an attacker to potentially execute arbitrary code or cause a denial of service.

Defensive priority

Medium

Recommended defensive actions

  • Update ImageMagick to version 7.1.2-25 or later.
  • Avoid processing untrusted multi-frame images with the SF3 encoder.

Evidence notes

The CVE-2026-53465 vulnerability was published on [cvePublishedAt] and modified on [cveModifiedAt]. The vulnerability has a CVSS score of 6.2 and is classified as CWE-122 and CWE-787.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-53465 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-53465

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-53465 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-53465

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.