CVE-2026-55628: imagemagick External Control of File Name or Path
Vulnerability summary
CVE-2026-55628 is a medium (CVSS 5.5) External Control of File Name or Path vulnerability in imagemagick. EPSS estimates a 0.10% chance of exploitation in the next 30 days, higher than 0.7% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 8 · Related 7Timeline
- 01-07-2026PublishedVulnerability first disclosed.
- 29-07-2026Last modifiedVulnerability information updated.
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-26he, the `-concatenate` operation is missing policy checks, potentially resulting in both reading and writing to paths disallowed by the security policy. This issue has been fixed in version 7.1.2-26.
CVSS metrics
6 scores · 6 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · ChainguardEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · NugetEcosystem advisory · calculated6.1MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:NDiffers
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.10%
Chance of exploitation in the next 30 days
Percentile
1%
Versus all other CVEs
30-day change
0.00 pp
From 0.10% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-73External Control of File Name or PathThe product allows user input to control or influence paths or file names that are used in filesystem operations.
- CWE-862Missing AuthorizationThe product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Affected systems
NuGet17 products
- magick.net-q16-anycpu< 14.15.0
- Magick.NET-Q16-arm64< 14.15.0
- magick.net-q16-hdri-anycpu< 14.15.0
- Magick.NET-Q16-HDRI-arm64< 14.15.0
- Magick.NET-Q16-HDRI-OpenMP-arm64< 14.15.0
Chainguard1 product
- imagemagick-6All versions (No fix recorded)
Debian1 product
- imagemagick< 8:6.9.11.60+dfsg-1.6+deb12u12 | < 8:7.1.1.43+dfsg1-1+deb13u11 | < 8:7.1.2.26+dfsg1-1
Imagemagick1 product
- imagemagick< 7.1.2-26
Ubuntu1 product
- imagemagickAll versions (No fix recorded)
5 vendors · 21 products
References
8 links- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-82mp-vp5c-9pf7X Refsource CONFIRMREPORTAdvisoryWEB
