Vulnerability Details CVE-2026-2656
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 2.0%
CVSS Severity
CVSS v3 Score 2.5
CVSS v2 Score 1.0
References
Products affected by CVE-2026-2656
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cpe:2.3:a:chaiscript:chaiscript:1.0.0
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cpe:2.3:a:chaiscript:chaiscript:1.1.0
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cpe:2.3:a:chaiscript:chaiscript:1.2.0
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cpe:2.3:a:chaiscript:chaiscript:1.3.0
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cpe:2.3:a:chaiscript:chaiscript:2.0.0
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cpe:2.3:a:chaiscript:chaiscript:2.1.0
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cpe:2.3:a:chaiscript:chaiscript:2.2.0
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cpe:2.3:a:chaiscript:chaiscript:2.3.0
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cpe:2.3:a:chaiscript:chaiscript:2.3.1
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cpe:2.3:a:chaiscript:chaiscript:2.3.2
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cpe:2.3:a:chaiscript:chaiscript:2.3.3
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cpe:2.3:a:chaiscript:chaiscript:3.0.0
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cpe:2.3:a:chaiscript:chaiscript:3.1.0
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cpe:2.3:a:chaiscript:chaiscript:4.0.0
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cpe:2.3:a:chaiscript:chaiscript:4.1.0
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cpe:2.3:a:chaiscript:chaiscript:4.1.1
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cpe:2.3:a:chaiscript:chaiscript:4.2.0
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cpe:2.3:a:chaiscript:chaiscript:4.3.0
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cpe:2.3:a:chaiscript:chaiscript:4.3.1
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cpe:2.3:a:chaiscript:chaiscript:5.0.0
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cpe:2.3:a:chaiscript:chaiscript:5.1.0
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cpe:2.3:a:chaiscript:chaiscript:5.2.0
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cpe:2.3:a:chaiscript:chaiscript:5.3.1
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cpe:2.3:a:chaiscript:chaiscript:5.4.0
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cpe:2.3:a:chaiscript:chaiscript:5.5.0
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cpe:2.3:a:chaiscript:chaiscript:5.5.1
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cpe:2.3:a:chaiscript:chaiscript:5.6.0
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cpe:2.3:a:chaiscript:chaiscript:5.7.0
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cpe:2.3:a:chaiscript:chaiscript:5.7.1
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cpe:2.3:a:chaiscript:chaiscript:5.8.0
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cpe:2.3:a:chaiscript:chaiscript:5.8.1
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cpe:2.3:a:chaiscript:chaiscript:5.8.2
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cpe:2.3:a:chaiscript:chaiscript:5.8.3
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cpe:2.3:a:chaiscript:chaiscript:5.8.4
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cpe:2.3:a:chaiscript:chaiscript:5.8.5
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cpe:2.3:a:chaiscript:chaiscript:5.8.6
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cpe:2.3:a:chaiscript:chaiscript:6.0.0
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cpe:2.3:a:chaiscript:chaiscript:6.1.0