CVE-2026-9541
5.3 MEDIUMA security flaw has been discovered in Squirrel up to 3.2
Published: 2026-05-26 · Last updated: 2026-05-27
Severity and scoring
- CVSS
- 5.3 MEDIUM
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CWE
- CWE-119, CWE-122
Affected products
| Vendor | Product |
|---|---|
| squirrel-lang | squirrel |
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-9541
- [Patch]https://github.com/albertodemichelis/squirrel/issues/327
- [Exploit reference]https://github.com/biniamf/pocs/tree/main/squirrel-sqobject-readobject-neg-len-oob
- [Exploit reference]https://vuldb.com/submit/814826
- [Other]https://vuldb.com/vuln/365602
- [Other]https://vuldb.com/vuln/365602/cti
- [Patch]https://github.com/albertodemichelis/squirrel/issues/327
Related CVEs
Same vendor
- CVE-2021-41556 — sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that can lead to Code Ex... (10.0 CRITICAL)
Same CWE
- CVE-2026-12216 — A weakness has been identified in svaarala duktape up to 2.99.99 (5.3 MEDIUM)
- CVE-2026-12200 — A security vulnerability has been detected in Ritlabs TinyWeb Server up to 1.94 on Win32 (7.3 HIGH)
- CVE-2026-12193 — A vulnerability was identified in VS Revo RevoUninstaller 2.5.x/2.6.x (7.8 HIGH)
- CVE-2026-12192 — A vulnerability was determined in GALAYOU Y4 1.0.0 (8.8 HIGH)
- CVE-2026-12174 — A security vulnerability has been detected in D-Link DCS-935L 1.10.01 (8.8 HIGH)