CVE-2026-28691: imagemagick Unchecked Return Value
CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2026-28691DEBIAN-CVE-2026-28691GHSA-wj8w-pjxf-9g4f
Published 09-03-2026Last modified 15-07-2026
Vulnerability summary
CVE-2026-28691 is a high (CVSS 7.5) Unchecked Return Value vulnerability in imagemagick. EPSS estimates a 0.65% chance of exploitation in the next 30 days, higher than 50.3% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.65%
0%100%
Low · +0.30 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 10 · Related 9Timeline
- 09-03-2026PublishedVulnerability first disclosed.
- 15-07-2026Last 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 and 6.9.13-41, an uninitialized pointer dereference vulnerability exists in the JBIG decoder due to a missing check. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.
CVSS metrics
5 scores · 5 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 5 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · NugetEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.65%
Chance of exploitation in the next 30 days
Percentile
50%
Versus all other CVEs
30-day change
+0.30 pp
From 0.35% on 18-09-2026
18-09-202618-10-2026
EPSS score0.65%
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
Debian1 product
- imagemagick< 8:6.9.11.60+dfsg-1.6+deb12u8 | < 8:7.1.1.43+dfsg1-1+deb13u7 | < 8:7.1.2.16+dfsg1-1
Imagemagick1 product
- imagemagick≥ 7.0.0, < 7.1.2-16 | < 6.9.13-41 | ≥ 7.0.0-0, < 7.1.2-16
Ubuntu1 product
- imagemagick< 8:6.7.7.10-6ubuntu3.13+esm22 | < 8:6.8.9.9-7ubuntu5.16+esm21 | < 8:6.9.7.4+dfsg-16ubuntu6.15+esm13 | < 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm11 | < 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm11 | < 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm10 | All versions (No fix recorded)
4 vendors · 22 products
References
12 links- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wj8w-pjxf-9g4fX Refsource CONFIRMWEBVendor Advisory