CVE-2026-22770
CVE-2026-22770 is a medium-severity vulnerability in Imagemagick with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-763.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- EPSS exploit prediction: 0% (26th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-3401
- Weakness: CWE-763
- Affected product: Imagemagick
- Published:
- Last modified:
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. The BilateralBlurImage method will allocate a set of double buffers inside AcquireBilateralTLS. But, in versions prior to 7.1.2-13, the last element in the set is not properly initialized. This will result in a release of an invalid pointer inside DestroyBilateralTLS when the memory allocation fails. Version 7.1.2-13 contains a patch for the issue.
Frequently asked questions
- What is CVE-2026-22770?
- ImageMagick is free and open-source software used for editing and manipulating digital images. The BilateralBlurImage method will allocate a set of double buffers inside AcquireBilateralTLS. But, in versions prior to 7.1.2-13, the last element in the set is not properly initialized. This will result in a release of an invalid pointer inside DestroyBilateralTLS when the memory allocation fails. Version 7.1.2-13 contains a patch for the issue.
- How severe is CVE-2026-22770?
- CVE-2026-22770 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
- Is CVE-2026-22770 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-22770?
- CVE-2026-22770 affects Imagemagick. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-22770?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-22770 have an EU (EUVD) identifier?
- Yes. CVE-2026-22770 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3401.
- When was CVE-2026-22770 published?
- CVE-2026-22770 was published on 2026-01-20 and last updated on 2026-06-17.
References
- https://github.com/ImageMagick/ImageMagick/commit/3e0330721020e0c5bb52e4b77c347527dd71658e
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-39h3-g67r-7g3c
Affected products (1)
- cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
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