CVE-2026-3383 | THREATINT

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.

PUBLISHED Reserved 2026-02-28 | Published 2026-03-01 | Updated 2026-03-02 | Assigner VulDB

MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

LOW: 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

LOW: 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

1.7AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR

Problem types

Divide By Zero

Denial of Service

Timeline

2026-02-28:	Advisory disclosed
2026-02-28:	VulDB entry created
2026-02-28:	VulDB entry last update

Credits

Oneafter (VulDB User) reporter

References

vuldb.com/?id.348269 (VDB-348269 | ChaiScript boxed_number.hpp go divide by zero) vdb-entry technical-description

vuldb.com/?ctiid.348269 (VDB-348269 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.761302 (Submit #761302 | ChaiScript develop branch Divide By Zero) third-party-advisory

github.com/ChaiScript/ChaiScript/issues/634 issue-tracking

github.com/ChaiScript/ChaiScript/issues/634 exploit issue-tracking

github.com/ChaiScript/ChaiScript/ product

cve.org (CVE-2026-3383)

nvd.nist.gov (CVE-2026-3383)

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