Heap-based Buffer Overflow Affecting squirrel package, versions [0,]
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published28 May 2026
- disclosed26 May 2026
- creditbiniam
Introduced: 26 May 2026
NewCVE-2026-9541 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Heap-based Buffer Overflow via the ReadObject function in the Cnut File Handler process. An attacker can achieve arbitrary code execution, data corruption, or application crash by providing crafted input that triggers a heap-based buffer overflow.