Buffer overflow in Squirrel-lang Squirrel
CVE-2026-9541
A security flaw has been discovered in Squirrel up to 3.2. Impacted is the function ReadObject of the file squirrel/sqobject.cpp of the component Cnut File Handler. Performing a manipulation results in heap-based buffer overflow. The attac…
Vulnerability class: Buffer Overflow
EPSS: 0.000 (6.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/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 (Exploit, VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Patch, Mitigation, Issue Tracking)
- cna@vuldb.com (Exploit, exploit)
Frequently asked questions
- What is CVE-2026-9541?
- CVE-2026-9541 is a medium-severity vulnerability in Squirrel-lang Squirrel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2026-05-26.
- How severe is CVE-2026-9541?
- Medium severity. CVSS v3 base score is 5.3 out of 10.