Foxit PDF Editor/Reader Infinite Loop Denial-of-Service Vulnerability
Priority LOW 24CWE-691Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Improper control flow management allows a crafted document action chain to cause modal dialog reentry on the main thread, resulting in UI freeze and denial of service.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00103 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Foxit Software Inc. | Foxit PDF Editor | up to 2026.1; up to 14.0.3; up to 13.2.3 | — | No fix listed | CNA |
| Foxit Software Inc. | Foxit PDF Reader | up to 2026.1 | — | No fix listed | CNA |
- Foxit PDF Editor VendorFoxit Software Inc. Affected up to 2026.1; up to 14.0.3; up to 13.2.3 Fixed in — No fix listed CNA
- Foxit PDF Reader VendorFoxit Software Inc. Affected up to 2026.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-5938
- 2026-10-03 Alias added: GHSA-7r3x-9grv-cr95
References
More Foxit Software Inc. vulnerabilities
- TI-2011-04633 Foxit PDF Reader < 4.3.1.0218 JavaScript File Write CVSS 4.0HIGH 8.4
- TI-2016-06851 Out-of-bounds read in Foxit Reader CVSS 3.0MEDIUM 6.8
- TI-2018-02932 Use after free in Foxit PDF Reader CVSS 3.1HIGH 7.8
- TI-2018-02965 Use after free in Foxit PDF Reader CVSS 3.1HIGH 8.8
- TI-2018-02964 Use after free in Foxit PDF Reader CVSS 3.1HIGH 8.8
- TI-2018-02962 Use after free in Foxit PDF Reader CVSS 3.1HIGH 8.8
Sources
- CVE-2026-5938 · CVE Program
- CVE-2026-5938 · NVD
- FIRST EPSS
- GHSA-7r3x-9grv-cr95 · GitHub Advisory Database · CC BY 4.0
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