LOW · 3.3

CVE-2026-2661

A security flaw has been discovered in Squirrel up to 3.2. This affects the function SQObjectPtr::operator in the library squirrel/sqobject.h. The manipulation results in heap-based buffer overflow. T...

Vulnerability Description

A security flaw has been discovered in Squirrel up to 3.2. This affects the function SQObjectPtr::operator in the library squirrel/sqobject.h. The manipulation results in heap-based buffer overflow. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
Squirrel-LangSquirrel<= 3.2

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-2661?

CVE-2026-2661 is a vulnerability with a CVSS score of 3.3 (LOW). A security flaw has been discovered in Squirrel up to 3.2. This affects the function SQObjectPtr::operator in the library squirrel/sqobject.h. The manipulation results in heap-based buffer overflow. T...

How severe is CVE-2026-2661?

CVE-2026-2661 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-2661?

Check the references section above for vendor advisories and patch information. Affected products include: Squirrel-Lang Squirrel.