Memory Corruption Vulnerability in ChaiScript by ChaiScript
CVE-2026-3382

4.8MEDIUM

Key Information:

Vendor

ChaiScript

Status
Chaiscript
Vendor
CVE Published:
1 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3382?

A security vulnerability has been identified in ChaiScript, specifically within the function chaiscript::Boxed_Number::get_as located in include/chaiscript/dispatchkit/boxed_number.hpp. This flaw enables attackers to perform local memory manipulations, leading to potential memory corruption. Although the development team was alerted to the issue via an issue report, there has been no response or patch released as of yet. The exploit has been publicly disclosed, raising significant concerns for users of the affected versions.

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Affected Version(s)

ChaiScript 6.0

ChaiScript 6.1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-3382 - Proof of Concept

References

https://vuldb.com/?id.348268
vdb-entrytechnical-description
https://vuldb.com/?ctiid.348268
signaturepermissions-required
https://vuldb.com/?submit.761301
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Oneafter (VulDB User)
JSON
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