Ghostwire

CVE-2026-8258: A flaw has been found in Squirrel up to 3.2. Impacted is the function validate_format in the library...

MEDIUM CVSS 5.3 Exploit Available 2 PoC

Published: May 11, 2026 | Last Modified: May 11, 2026

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.

Ghostwire Analysis — What This Means Practically

Medium CVSS score indicates moderate risk — exploitation requires specific conditions or results in limited impact.
2 proof-of-concept exploits available on GitHub. Public exploit code lowers the barrier for both researchers and attackers.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

CVE-2026-8258: A flaw has been found in Squirrel up to 3.2. Impacted is the function validate_format in the library...

Description

Ghostwire Analysis — What This Means Practically

Proof-of-Concept Exploits (2)

Security Coverage (1 articles)

References