CVE-2026-2661

EUVD-2026-7641
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.3 LOW
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 14.77%
Affected Products (NVD)
VendorProductVersion
squirrel-langsquirrel
𝑥
≤ 3.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
squirrel3
bullseye
postponed
forky
vulnerable
sid
vulnerable
trixie
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
squirrel3
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
dne
questing
ignored
resolute
needs-triage