Vulnerability · Published Jul 8, 2026 · Assigned by Foxit
CVE-2026-57246Foxit PDF Editor/Reader Signature Buffer Overflow Vulnerability
High 7.8
In plain English
A high-severity buffer overflow in Foxit PDF Editor from Foxit Software Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 93.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
When dealing with abnormally constructed objects, there is a lack of argument validation; JavaScript triggers signature verification, but the signature plugin does not perform validation when copying the abnormal string, causing the application to crash.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Foxit Software Inc. | Foxit PDF Editor | Versions 2026.1.1 and earlierVersions 14.0.4 and earlierVersions 13.2.4 and earlier |
| Foxit Software Inc. | Foxit PDF Reader | Versions 2026.1.1 and earlier |
Weakness: CWE-120 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H