CVE-2026-30931: imagemagick Heap-based Buffer Overflow
CVSS: 7.8v3.1HighAnalyzed
AliasesUBUNTU-CVE-2026-30931DEBIAN-CVE-2026-30931CGA-hv7p-h2qg-w7c4GHSA-h95r-c8c7-mrwxCGA-xc79-4g8q-8xpg
Published 09-03-2026Last modified 10-03-2026
Vulnerability summary
CVE-2026-30931 is a high (CVSS 7.8) Heap-based Buffer Overflow vulnerability in imagemagick. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.5% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.16%
0%100%
Low · +0.05 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 5 · Related 5Timeline
- 09-03-2026PublishedVulnerability first disclosed.
- 10-03-2026Last modifiedVulnerability information updated.
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16, a heap-based buffer overflow in the UHDR encoder can happen due to truncation of a value and it would allow an out of bounds write. This vulnerability is fixed in 7.1.2-16.
CVSS metrics
6 scores · 6 sources · 1 versionHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources6 sources · 6.8–7.8
- CVE.orgCNA6.8MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · ChainguardEcosystem advisory · calculated6.8MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:HDiffers
- OSV · NugetEcosystem advisory · calculated6.8MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:HDiffers
EPSS trend
Probability
0.16%
Chance of exploitation in the next 30 days
Percentile
5%
Versus all other CVEs
30-day change
+0.05 pp
From 0.11% on 18-09-2026
18-09-202618-10-2026
EPSS score0.16%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
NuGet19 products
- magick.net-q16-anycpu< 14.10.4
- Magick.NET-Q16-arm64< 14.10.4
- magick.net-q16-hdri-anycpu< 14.10.4
- Magick.NET-Q16-HDRI-arm64< 14.10.4
- Magick.NET-Q16-HDRI-OpenMP-arm64< 14.10.4
Chainguard1 product
- imagemagick-6All versions (No fix recorded)
Debian1 product
- imagemagick< 8:7.1.1.43+dfsg1-1+deb13u7 | < 8:7.1.2.16+dfsg1-1
Imagemagick1 product
- imagemagick< 7.1.2-16
Ubuntu1 product
- imagemagickAll versions (No fix recorded)
5 vendors · 23 products
References
8 links- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-h95r-c8c7-mrwxX Refsource CONFIRMAdvisoryWEBVendor Advisory
