0.0
NA
CVE-2026-8258
Squirrel sqstdstring.cpp validate_format stack-based overflow
Description

A flaw has been found in Squirrel up to 3.2. Impacted is the function validate_format in the library sqstdlib/sqstdstring.cpp. Executing a manipulation can lead to stack-based buffer overflow. The attack can only be executed locally. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

INFO

Published Date :

May 11, 2026, 12:45 a.m.

Last Modified :

May 11, 2026, 12:45 a.m.

Remotely Exploit :

No

Source :

VulDB
Affected Products

The following products are affected by CVE-2026-8258 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Update Squirrel library to patch stack-based buffer overflow vulnerability.
  • Update Squirrel to a patched version.
  • Avoid local execution of untrusted code.
  • Monitor project for official security advisories.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-8258 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.