CVE-2026-2659

low-risk

Published 2026-02-18

A vulnerability was determined in Squirrel up to 3.2. Affected by this vulnerability is the function SQFuncState::PopTarget of the file src/squirrel/squirrel/sqfuncstate.cpp. Executing a manipulation of the argument _target_stack can lead to out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.3/10 Low

LOCAL / LOW complexity

Affected Products (1)

Squirrel

Affected Vendors

Squirrel-Lang

References (5)

Exploit https://github.com/albertodemichelis/squirrel/issues/311

Exploit https://github.com/oneafter/0122/blob/main/i311/repro

Permissions Required https://vuldb.com/?ctiid.346457

Third Party Advisory https://vuldb.com/?id.346457

Third Party Advisory https://vuldb.com/?submit.753163

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low-risk

Severity 13/34 · Low

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal