CVE-2026-91807
What it is
A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed image soft-mask data. Insufficient validation of the soft-mask data attribute during image parsing may cause an arithmetic underflow, resulting in an out-of-bounds read and application crash.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 6.1 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-125 · Out-of-bounds read
- Record status
- Undergoing Analysis
Affected
- Foxit Pdf Editor ≤ 13.2.5.63482
- Foxit Pdf Editor ≤ 14.0.7.33751
- Foxit Pdf Editor ≤ 2023.3.0.23028
- Foxit Pdf Editor ≤ 2024.4.1.27687
- Foxit Pdf Editor ≤ 2025.3.0.35737
- Foxit Pdf Editor ≤ 2026.2.0.39747
- Foxit Pdf Reader ≤ 2026.2.0.39747
- Foxit Pdf Editor ≤ 13.2.2.63349
Attack profile CVSS 3.1 · 6.1
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-91807.md and follow it. Check whether this project is affected by CVE-2026-91807. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
