CVE-2026-28688
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedImageMagick 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, a heap-use-after-free vulnerability exists in the MSL encoder, where a cloned image is destroyed twice. The MSL coder does not support writing MSL so the write capability has been removed. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceA heap-use-after-free vulnerability exists in ImageMagick's MSL (Magick Scripting Language) encoder where a cloned image is destroyed twice, causing memory corruption. The vulnerability stems from the MSL coder attempting to write when it does not actually support MSL write operations, leading to a double-destroy of a cloned image object.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data< 6.9.13-41>= 7.0.0-0, < 7.1.2-16CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Check installed ImageMagick versionRun 'convert -version' or 'magick -version' and note the version number in the outputAffected if The version is less than 6.9.13-41, or is 7.0.0-0 through 7.1.2-15
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Verify MSL coder is availableRun 'convert -list coder' or 'magick -list coder' and look for 'MSL' in the coder listAffected if MSL coder appears in the list, indicating the vulnerable component is present
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Identify MSL script usage in environmentSearch for .msl files on the system using 'find / -name "*.msl" 2>/dev/null' or review application code for MSL script executionAffected if Any .msl files exist or applications invoke MSL processing via ImageMagick
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Check for MSL write operations in logs or applicationsReview application logs or code for MSL operations, particularly any attempts to write/process images using MSL scriptsAffected if MSL scripts are being processed by the affected ImageMagick installation
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Confirm ImageMagick was built with MSL supportRun 'convert -list configure' or check build configuration for MSL module inclusionAffected if MSL support is compiled into the ImageMagick binary
You are affected if running a version before 6.9.13-41 or 7.1.2-16 AND the MSL coder is enabled and being used to process scripts, as the double-destroy occurs when MSL write operations are attempted.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped6.9.13-417.1.2-16
Upgrade ImageMagick to version 7.1.2-16 or 6.9.13-41 or later, which includes the fix that removes the unsupported write capability from the MSL coder.
ImageMagick 7.x to 7.1.2-16 or later; ImageMagick 6.x to 6.9.13-41 or later
- 1. Identify your current ImageMagick version using 'convert -version' or 'magick -version'
- 2. If using ImageMagick 7.x, upgrade to version 7.1.2-16 or later
- 3. If using ImageMagick 6.x, upgrade to version 6.9.13-41 or later
- 4. Use your system's package manager (apt, yum, dnf, brew, etc.) or compile from source to obtain the fixed version
- 5. Verify the upgrade was successful by checking the new version number
- 6. Test your image processing workflows to ensure functionality
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation1.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-28688 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-28688 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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