CVE-2026-8258

Name of the Vulnerable Software and Affected Versions Squirrel versions prior to 3.3

Description A stack-based buffer overflow occurs in the validate format() function within the sqstdlib/sqstdstring.cpp library. This issue allows a local attacker to execute a manipulation that leads to the overflow.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting the use of the validate format() function.