# Squirrel Project Squirrel vulnerabilities

Source: https://junglewise.ai/threats/technologies/squirrel  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/squirrel.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Squirrel Project Squirrel: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-9541, was published on 26 May 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About Squirrel Project Squirrel

Lightweight scripting language designed for embedding in applications.

## Latest Squirrel Project Squirrel vulnerabilities

- [CVE-2026-9541: Squirrel ReadObject heap buffer overflow in Cnut File Handler](https://junglewise.ai/threats/cve-2026-9541-squirrel-readobject-heap-buffer-overflow-in-cnut-file-handler) (medium, CVSS 5.3, published 26 May 2026)
- [CVE-2026-8261: Squirrel heap buffer overflow in SQFunctionProto::Load](https://junglewise.ai/threats/cve-2026-8261-squirrel-heap-buffer-overflow-in-sqfunctionproto-load) (medium, CVSS 5.9, published 11 May 2026)
- [CVE-2026-8258: Squirrel stack overflow in validate_format function](https://junglewise.ai/threats/cve-2026-8258-squirrel-stack-overflow-in-validate-format-function) (medium, CVSS 5.3, published 11 May 2026)

## Most severe Squirrel Project Squirrel vulnerabilities

- [CVE-2026-8261: Squirrel heap buffer overflow in SQFunctionProto::Load](https://junglewise.ai/threats/cve-2026-8261-squirrel-heap-buffer-overflow-in-sqfunctionproto-load) (medium, CVSS 5.9, published 11 May 2026)
- [CVE-2026-8258: Squirrel stack overflow in validate_format function](https://junglewise.ai/threats/cve-2026-8258-squirrel-stack-overflow-in-validate-format-function) (medium, CVSS 5.3, published 11 May 2026)
- [CVE-2026-9541: Squirrel ReadObject heap buffer overflow in Cnut File Handler](https://junglewise.ai/threats/cve-2026-9541-squirrel-readobject-heap-buffer-overflow-in-cnut-file-handler) (medium, CVSS 5.3, published 26 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Squirrel Project Squirrel vulnerabilities", https://junglewise.ai/threats/technologies/squirrel, 9 November 2026.