NULL pointer dereference in Squirrel-lang Squirrel
CVE-2026-3389
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 exe…
EPSS: 0.002 (6.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Squirrel-lang Squirrel
- N/a Squirrel — versions 3.0, 3.1, 3.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Issue Tracking, Vendor Advisory)
- cna@vuldb.com (Exploit, exploit)
Frequently asked questions
- What is CVE-2026-3389?
- CVE-2026-3389 is a low-severity vulnerability in Squirrel-lang Squirrel, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2026-03-01.
- How severe is CVE-2026-3389?
- Low severity. CVSS v3 base score is 3.3 out of 10.