CVE-2026-40169ImageMagick: Heap buffer overflow (WRITE) in the YAML and JSON encoders
- 6.2MediumCVSS base score
- 0.19%Exploitation in 30 daysEPSS · top 92% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, a crafted image could result in an out of bounds heap write when writing a yaml or json output, resulting in a crash. This issue has been fixed in version 7.1.2-19.
Timeline
ID reserved
By GitHub_M
- 4 days later
· 4 days later
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Medium6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.19% · top 92% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.2.
Affected products
- affected < 7.1.2-19
Affected packages
Affected packages17
From reviewed advisories of the GitHub Advisory Database.
- NuGetMagick.NET-Q16-AnyCPUGHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-HDRI-AnyCPUGHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-HDRI-OpenMP-arm64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-HDRI-arm64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-HDRI-x64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-HDRI-x86GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-OpenMP-arm64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-OpenMP-x64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-arm64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-x64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q16-x86GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q8-AnyCPUGHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q8-OpenMP-arm64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q8-OpenMP-x64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q8-arm64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q8-x64GHSA-5592-p365-24xh (opens in a new tab)
- NuGetMagick.NET-Q8-x86GHSA-5592-p365-24xh (opens in a new tab)
References
References4
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-5592-p365-24xh (opens in a new tab)x_refsource_CONFIRM
- https://github.com/ImageMagick/ImageMagick/commit/f86452a8aea37bf2b4bd36127f836dcc5f138b38 (opens in a new tab)x_refsource_MISC
- https://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19 (opens in a new tab)x_refsource_MISC
- https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0 (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-22113 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-5592-p365-24xh (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-40169)Record last updated .