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PatchSiren cyber security CVE debrief

CVE-2026-45358 ImageMagick CVE debrief

CVE-2026-45358 is a medium-severity vulnerability in ImageMagick, a free and open-source software for editing and manipulating digital images. Prior to versions 6.9.13-47 and 7.1.2-22, an off-by-one error in the meta encoder could result in an out-of-bounds read of a single byte. This issue has been patched in versions 6.9.13-47 and 7.1.2-22.

Vendor
ImageMagick
Product
Unknown
CVSS
MEDIUM 5.3
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 untrusted images, should update to versions 6.9.13-47 or 7.1.2-22 to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an off-by-one error in the meta encoder, leading to an out-of-bounds read of a single byte. This could potentially lead to information disclosure.

Defensive priority

Medium

Recommended defensive actions

  • Update ImageMagick to version 6.9.13-47 or 7.1.2-22 or later.
  • Avoid processing untrusted images with vulnerable versions of ImageMagick.

Evidence notes

The CVE-2026-45358 vulnerability was patched in ImageMagick versions 6.9.13-47 and 7.1.2-22. For more information, see [ref-4](https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-cr6r-hmj8-pr7r).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-45358 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-45358

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

  • CVE-2026-45358 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-45358

    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.