CVE-2025-59803
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 · uneditedFoxit PDF Editor and Reader before 2025.2.1 allow signature spoofing via triggers. An attacker can embed triggers (e.g., JavaScript) in a PDF document that execute during the signing process. When a signer reviews the document, the content appears normal. However, once the signature is applied, the triggers modify content on other pages or optional content layers without explicit warning. This can cause the signed PDF to differ from what the signer saw, undermining the trustworthiness of the digital signature. The fixed versions are 2025.2.1, 14.0.1, and 13.2.1.
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 confidenceFoxit PDF Editor and Reader before version 2025.2.1 (and affected 14.0.1/13.2.1) allows signature spoofing through embedded triggers (JavaScript) in PDF documents. These triggers execute during the signing process, making content appear normal to the signer, but then modify other pages or optional content layers after the signature is applied, causing the signed document to differ from what was originally reviewed.
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<= 13.2.0.63256>= 2023.1.0.55583, <= 2023.3.0.63083>= 2024.1.0.63682, <= 2024.4.1.66479= 14.0.0.68868= 2025.1.0.66692= 2025.2.0.68868<= 13.2.0.23874>= 2023.1.0.15510, <= 2023.3.0.23028>= 2024.1.0.23997, <= 2024.4.1.27687= 14.0.0.33046= 2025.1.0.27937= 2025.2.0.33046<= 2025.2.0.68868<= 2025.2.0.33046CVSS 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
- High
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
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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Identify installed Foxit productOpen the application and go to Help > About Foxit PDF Editor/Reader to view the exact version number, or check Add/Remove Programs (Windows) / Applications folder (Mac) for the installed versionAffected if Foxit PDF Editor or Reader is installed on the system
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Confirm version numberNote the full version string shown in the About dialog (format varies: either x.x.x.xxxx or YEAR.Version.xxxx)Affected if The displayed version matches any of the affected version ranges listed in the CVE
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Compare against affected Editor versions (13.x)If version starts with 13.2.0, check if it is <= 13.2.0.63256 (newer format) or <= 13.2.0.23874 (older format)Affected if Version falls within 13.2.0.63256 or lower, or 13.2.0.23874 or lower
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Compare against affected Editor versions (2023-2025)For 2023.x versions, check if between 2023.1.0.55583 and 2023.3.0.63083 (newer) or between 2023.1.0.15510 and 2023.3.0.23028 (older). For 2024.x, check between 2024.1.0.63682 and 2024.4.1.66479 (newer) or between 2024.1.0.23997 and 2024.4.1.27687 (older). For specific 14.x and 2025.x versions, check if equal to listed versionsAffected if Version falls within or matches any of these specific ranges: 2023.1.0.55583-2023.3.0.63083, 2023.1.0.15510-2023.3.0.23028, 2024.1.0.63682-2024.4.1.66479, 2024.1.0.23997-2024.4.1.27687, 14.0.0.68868, 14.0.0.33046, 2025.1.0.66692, 2025.1.0.27937, 2025.2.0.68868, or 2025.2.0.33046
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Compare against affected Reader versionsIf using Foxit PDF Reader, check if version is <= 2025.2.0.68868 (newer format) or <= 2025.2.0.33046 (older format)Affected if Reader version is 2025.2.0.68868 or lower, or 2025.2.0.33046 or lower
The environment is affected if Foxit PDF Editor or Reader version matches any of the specific version ranges or exact versions listed in the CVE, and the user works with digitally signed PDF documents.
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 · scopedUpgrade Foxit PDF Editor/Reader to version 2025.2.1, 14.0.1, or 13.2.1 to patch the vulnerability and prevent signature spoofing attacks.
2025.2.1 (for versions 2023.x/2024.x/2025.x), 14.0.1 (for version 14.x), or 13.2.1 (for version 13.x)
- 1. Identify the currently installed Foxit PDF Editor or Reader version from the application's Help > About menu
- 2. Determine which upgrade path applies based on current version: if using version 13.x, upgrade to 13.2.1; if using version 14.x, upgrade to 14.0.1; if using version 2023.x, 2024.x, or 2025.x, upgrade to 2025.2.1
- 3. Download the appropriate fixed version from the official Foxit website (www.foxit.com)
- 4. Close all instances of the Foxit application
- 5. Uninstall the current version using Windows Settings > Apps or the application's uninstaller
- 6. Install the downloaded fixed version by running the installer and following the prompts
- 7. Launch the application and verify the version matches the expected fixed release in Help > About
- 8. Test that PDF signing functionality works correctly with the patched version
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-59803 — 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-2025-59803 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