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CVE-2026-2240

LOW

3.3

Description

A vulnerability has been found in janet-lang janet up to 1.40.1. The impacted element is the function janetc_pop_funcdef of the file src/core/compile.c. Such manipulation leads to out-of-bounds read. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is 4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5. A patch should be applied to remediate this issue.

CVE Details

CVSS v3.1 Score3.3

SeverityLOW

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published2/9/2026

Last Modified2/25/2026

Sourcenvd

Honeypot Sightings0

Affected Products

janet-lang:janet

Weaknesses (CWE)

CWE-119CWE-125CWE-125

References

https://github.com/janet-lang/janet/(cna@vuldb.com)

https://github.com/janet-lang/janet/commit/4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5(cna@vuldb.com)

https://github.com/janet-lang/janet/issues/1702(cna@vuldb.com)

https://github.com/janet-lang/janet/issues/1702#issuecomment-3790473369(cna@vuldb.com)

https://github.com/oneafter/0123/blob/main/ja4/repro(cna@vuldb.com)

https://vuldb.com/?ctiid.344979(cna@vuldb.com)

https://vuldb.com/?id.344979(cna@vuldb.com)

https://vuldb.com/?submit.753155(cna@vuldb.com)

IOC Correlations

No correlations recorded

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