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PatchSiren cyber security CVE debrief

CVE-2026-57238 Foxit Software Inc. CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-08T09:16:31.693Z and has not been modified since then. This high-severity vulnerability affects the Foxit PDF application, allowing JavaScript to delete a form field object and subsequently crash the application. Users and administrators should be aware of the potential denial-of-service impact and prioritize patching.

Vendor
Foxit Software Inc.
Product
Foxit PDF Editor
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-08
Original CVE updated
2026-07-08
Advisory published
2026-07-08
Advisory updated
2026-07-08

Who should care

Users of Foxit PDF application, particularly those in operational environments relying on this software for document handling, should be aware of this high-severity vulnerability that can cause the application to crash. IT administrators and security teams responsible for managing PDF-related workflows and ensuring application stability are advised to prioritize patching and verify the integrity of their installations.

Technical summary

The vulnerability occurs when the Foxit PDF application opens a PDF and JavaScript deletes the form field object. Subsequently, it attempts to access the invalid object, causing the application to crash. The CVSS score is 7.8 with a severity of HIGH. This issue highlights the importance of validating JavaScript interactions within PDF files to prevent application instability.

Defensive priority

High priority should be given to patching this vulnerability as it can cause a denial of service. Defenders should focus on verifying affected deployments, applying vendor guidance, and monitoring for potential exploitation attempts.

Recommended defensive actions

  • Inventory and verify Foxit PDF application installations
  • Apply patches or updates provided by the vendor
  • Monitor for any suspicious activity
  • Consider implementing compensating controls
  • Review and adjust PDF handling and JavaScript execution policies

Evidence notes

Evidence is limited; verification of vulnerability details and affected scope is needed. Official records indicate a high-severity crash condition. Limited source detail suggests defenders verify PDF application configurations, JavaScript handling, and crash reporting mechanisms. Additional review of vendor advisories and user forums may provide further context.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-08T09:16:31.693Z and has not been modified since then.