An issue was discovered in Foxit Reader and PhantomPDF before 10.1.
Priority MEDIUM 45CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
An issue was discovered in Foxit Reader and PhantomPDF before 10.1. If TslAlloc attempts to allocate thread local storage but obtains an unacceptable index value, V8 throws an exception that leads to a write access violation (and read access violation).
Why it matters now
EPSS 0.01717 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:foxitsoftware:foxit_reader:*:*:*:*:*:*:*:* | before 10.1 | Vulnerable | Foxitsoftware |
| cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:* | before 10.1 | Vulnerable | Foxitsoftware |
- cpe:2.3:a:foxitsoftware:foxit_reader:*:*:*:*:*:*:*:* Versions before 10.1 Vulnerable ·Foxitsoftware
- cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:* Versions before 10.1 Vulnerable ·Foxitsoftware
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-26535
- 2026-10-03 Alias added: GHSA-j4q4-v7ww-5hxm
References
More Foxitsoftware Foxit Reader vulnerabilities
- TI-2020-10635 Use after free in Foxit CVSS 3.1HIGH 8.8
- TI-2020-10626 Use after free in Foxit CVSS 3.1HIGH 8.8
- TI-2023-21064 An arbitrary file creation vulnerability exists in the Javascript exportDataObject API of… CVSS 3.1HIGH 8.8
- TI-2023-19948 Use after free in Foxit Reader CVSS 3.1HIGH 8.8
- TI-2023-18045 An arbitrary file creation vulnerability exists in the Javascript exportDataObject API of… CVSS 3.1HIGH 8.8
- TI-2018-07063 Use after free in Foxit Reader CVSS 3.0HIGH 8.8
Sources
- CVE-2020-26535 · CVE Program
- CVE-2020-26535 · NVD
- FIRST EPSS
- GHSA-j4q4-v7ww-5hxm · 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