Squirrel Cnut File sqobject.cpp ReadObject heap-based overflow_CVE-2026-9541

4.8 / 10

MEDIUM

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

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.

Basic Information

ID CVE-2026-9541

Source VulDB

Published May 26, 2026 at 11:45

Affected Product

Vendor n/a

Product Squirrel

Version 3.0

Affected Versions n/a Squirrel 3.0
n/a Squirrel 3.1
n/a Squirrel 3.2

CWE Classification

CWE-122 CWE-119

References

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    "lastseen": "",
    "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.",
    "published": "2026-05-26T11:45:10.180Z",
    "modified": "2026-05-26T11:45:10.180Z",
    "type": "cve",
    "title": "Squirrel Cnut File sqobject.cpp ReadObject heap-based overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/365602\nhttps://vuldb.com/vuln/365602/cti\nhttps://vuldb.com/submit/814826\nhttps://github.com/albertodemichelis/squirrel/issues/327\nhttps://github.com/biniamf/pocs/tree/main/squirrel-sqobject-readobject-neg-len-oob",
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    "sourceData": "n/a Squirrel 3.0\nn/a Squirrel 3.1\nn/a Squirrel 3.2",
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    "cvss": {
        "score": 4.8,
        "severity": "MEDIUM",
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