CVE-2026-3389

LOW 3.3

Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference

CVSS Score

3.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in Squirrel up to 3.2. This vulnerability affects the function sqstd_rex_newnode in the library sqstdlib/sqstdrex.cpp. Executing a manipulation can lead to null pointer dereference. The attack can only be executed locally. 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.

CWE	CWE-476 CWE-404
Vendor	n/a
Product	squirrel
Published	Mar 1, 2026
Last Updated	Mar 2, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Squirrel

3.0 3.1 3.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.348275 vuldb.com: https://vuldb.com/?ctiid.348275 vuldb.com: https://vuldb.com/?submit.761315 github.com: https://github.com/albertodemichelis/squirrel/issues/314 github.com: https://github.com/oneafter/0122/blob/main/i314/repro

Credits

🔍 Oneafter (VulDB User)