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 attack is only possible with local access. 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.

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History

Tue, 26 May 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 26 May 2026 13:45:00 +0000

Type Values Removed Values Added
Description 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 attack is only possible with local access. 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.
Title Squirrel Cnut File sqobject.cpp ReadObject heap-based overflow
First Time appeared Squirrel
Squirrel squirrel
Weaknesses CWE-119
CWE-122
CPEs cpe:2.3:a:squirrel:squirrel:*:*:*:*:*:*:*:*
Vendors & Products Squirrel
Squirrel squirrel
References
Metrics cvssV2_0

{'score': 4.3, 'vector': 'AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-26T15:18:15.140Z

Reserved: 2026-05-26T05:51:28.774Z

Link: CVE-2026-9541

cve-icon Vulnrichment

Updated: 2026-05-26T15:18:10.013Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-26T14:16:46.007

Modified: 2026-05-26T20:16:40.787

Link: CVE-2026-9541

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-26T15:45:08Z

Weaknesses