Foxit PDF Editor installer local privilege escalation
Priority LOW 39CWE-732Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
A local privilege escalation vulnerability exists in the installer of Foxit PDF Editor for macOS due to insufficient validation of a user-modifiable configuration value during high-privilege upgrades. A local attacker could exploit this issue to execute arbitrary commands with root privileges.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00151 4th 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
- Total
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 2026.2; up to 14.0.7 | — | No fix listed | CNA |
- Foxit PDF Editor VendorFoxit Software Inc. Affected up to 2026.2; up to 14.0.7 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* | up to 13.2.6.63484; 14.0.0.68868 – 14.0.7.69441; 2023.1.0.55583 – 2023.3.0.63083; 2024.1.0.63682 – 2024.4.1.66479; 2025.1.0.66692 – 2025.3.0.69570; 2026.1.0.70169 – 2026.2.0.72029 | Vulnerable | Foxit |
| cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:* | up to 2026.2.0.72029 | Vulnerable | Foxit |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
- cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:* Versions up to 13.2.6.63484; 14.0.0.68868 – 14.0.7.69441; 2023.1.0.55583 – 2023.3.0.63083; 2024.1.0.63682 – 2024.4.1.66479; 2025.1.0.66692 – 2025.3.0.69570; 2026.1.0.70169 – 2026.2.0.72029 Vulnerable ·Foxit
- cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:* Versions up to 2026.2.0.72029 Vulnerable ·Foxit
- cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-91800
- 2026-10-03 Alias added: GHSA-3jfq-gmmh-mj79
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-2026-91800 · CVE Program
- CVE-2026-91800 · NVD
- FIRST EPSS
- GHSA-3jfq-gmmh-mj79 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences