VulnerabilityAnalyzed
CVE-2026-2656
This manipulation causes use after free.
LOW 1.1EPSS 0.19%
Does this matter?
Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw has been found in ChaiScript up to 6.1.0. This affects the function chaiscript::Type_Info::bare_equal of the file include/chaiscript/dispatchkit/type_info.hpp. This manipulation causes use after free. The attack requires local access. The attack's complexity is rated as high. The exploitability is reported as difficult. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
- CVSS 4.0
- 1.1 LOWCVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.19% probability · 9th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-416
- Affected
- chaiscript/chaiscript
- Source
- cna@vuldb.com
References
- https://github.com/ChaiScript/ChaiScript/Product
- https://github.com/ChaiScript/ChaiScript/issues/636Exploit, Issue Tracking, Vendor Advisory
- https://github.com/ChaiScript/ChaiScript/issues/636#issue-3828333582Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?ctiid.346454Third Party Advisory, VDB Entry
- https://vuldb.com/?id.346454Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.752790Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.