CVE-2026-3383: ChaiScript boxed_number.hpp go divide by zero

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-01 · updated 2026-06-17
Weakness: CWE-369

Description

A weakness has been identified in ChaiScript up to 6.1.0. This affects the function chaiscript::Boxed_Number::go of the file include/chaiscript/dispatchkit/boxed_number.hpp. Executing a manipulation can lead to divide by zero. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

ChaiScript: through 6.1.0

References

https://github.com/ChaiScript/ChaiScript/
https://github.com/ChaiScript/ChaiScript/issues/634
https://github.com/ChaiScript/ChaiScript/issues/634#issue-3828234470
https://vuldb.com/?ctiid.348269
https://vuldb.com/?id.348269
https://vuldb.com/?submit.761302

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