CVE-2026-3388

low-risk

Published 2026-03-01

A vulnerability was found in Squirrel up to 3.2. This affects the function SQCompiler::Factor/SQCompiler::UnaryOP of the file squirrel/sqcompiler.cpp. Performing a manipulation results in uncontrolled recursion. The attack needs to be approached locally. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Do I need to act?

0.03% 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/312

Exploit https://github.com/oneafter/0122/blob/main/i312/repro

Permissions Required https://vuldb.com/?ctiid.348274

Third Party Advisory https://vuldb.com/?id.348274

Third Party Advisory https://vuldb.com/?submit.761314

/ 100

low-risk

Severity 13/34 · Low

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal