CVE-2026-21280
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 · uneditedIllustrator versions 29.8.3, 30.0 and earlier are affected by an Untrusted Search Path vulnerability that could result in arbitrary code execution in the context of the current user. If the application uses a search path to locate critical resources such as programs, an attacker could modify that search path to point to a malicious program, which the targeted application would then execute. Exploitation of this issue requires user interaction in that a victim must open a malicious file and scope is changed.
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 confidenceAdobe Illustrator versions 29.8.3, 30.0 and earlier contain an Untrusted Search Path vulnerability where the application uses a search path to locate critical resources. An attacker can modify this search path to point to a malicious program, which Illustrator will execute when a victim opens a malicious file, resulting in arbitrary code execution in the current user's context.
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>= 29.0, < 29.8.4= 30.0CVSS 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
- Local
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
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 Adobe Illustrator versionOpen Adobe Illustrator, go to Help > About Adobe Illustrator. Alternatively, check the application file properties: right-click on Adobe Illustrator.exe in the installation directory and view the Version tab. On Windows, the typical path is C:\Program Files\Adobe\Adobe Illustrator [Version]\Support Files\Contents\Windows\Adobe Illustrator.exeAffected if The version is 29.0 through 29.8.3 inclusive, or exactly 30.0
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Verify application directory permissionsRight-click the Adobe Illustrator installation folder (typically C:\Program Files\Adobe\Adobe Illustrator XX), select Properties, go to the Security tab, and verify that standard users only have Read and Execute permissions, not Write or Full ControlAffected if Standard non-admin users have Write or Full Control permissions to the application directory, allowing them to place malicious DLLs or executables in the search path
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Inspect application directory for unexpected filesNavigate to the Adobe Illustrator installation folder and list all files. Look for unfamiliar DLL, .exe, or config files, especially those with recent modification dates or names that do not match standard Adobe componentsAffected if Any suspicious DLLs, executables, or configuration files exist in the application directory that were not shipped with Adobe Illustrator
A user is affected if their installed Adobe Illustrator version is 29.0 through 29.8.3 or exactly 30.0, or if the application directory is writable by non-admin users.
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 · scoped29.8.4
Apply the vendor patch by updating Adobe Illustrator to a version beyond 30.0. Until patched, avoid opening files from untrusted sources and ensure the application directory is not writable by unprivileged users.
Adobe Illustrator 29.8.4 or later (including version 30.1+)
- 1. Open Adobe Illustrator and go to Help > About Adobe Illustrator to confirm the current version number
- 2. Close Adobe Illustrator completely before updating
- 3. Open Adobe Creative Cloud desktop application and navigate to the Apps section
- 4. Find Adobe Illustrator in the Apps list and click Update next to it
- 5. Alternatively, download the latest version directly from Adobe's official website at helpx.adobe.com
- 6. Run the installer and follow the on-screen prompts to complete the update
- 7. After installation, restart Adobe Illustrator
- 8. Verify the version by going to Help > About Adobe Illustrator - it should show version 29.8.4 or later
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation3.0 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-2026-21280 — 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-2026-21280 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
- No spam, self-promotion, credentials, or personal data