Home/CVE/A vulnerability was determined in Squirrel up to 3.2. This affects the function SQFunctionProto::Load of the file squirr
CVE

CVE-2026-8261

A vulnerability was determined in Squirrel up to 3.2. This affects the function SQFunctionProto::Load of the file squirr

A vulnerability was determined in Squirrel up to 3.2. This affects the function SQFunctionProto::Load of the file squirrel/sqobject.cpp. This manipulation causes heap-based buffer overflow.

The attack is restricted to local execution. 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.

MEDIUM · CVSS 5.9 EPSS 0.00021
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-122Heap-based Buffer Overflow
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 May 2026 · 02:16 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/albertodemichelis/squirrel/issues/326
https://github.com/biniamf/pocs/tree/main/squirrel-sqobject-functionproto-load-intovf-lineinfos
https://vuldb.com/submit/809904
https://vuldb.com/vuln/362558
https://vuldb.com/vuln/362558/cti
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