Vulnerability Description
A vulnerability was identified in janet-lang janet up to 1.40.1. Affected by this vulnerability is the function janetc_varset of the file src/core/specials.c of the component handleattr Handler. The manipulation leads to out-of-bounds read. The attack can only be performed from a local environment. The exploit is publicly available and might be used. Upgrading to version 1.41.0 addresses this issue. The identifier of the patch is 2fabc80151a2b8834ee59cda8a70453f848b40e5. The affected component should be upgraded.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Janet-Lang | Janet | <= 1.40.1 |
Related Weaknesses (CWE)
References
- https://github.com/janet-lang/janet/Product
- https://github.com/janet-lang/janet/commit/2fabc80151a2b8834ee59cda8a70453f848b4Patch
- https://github.com/janet-lang/janet/issues/1699ExploitIssue Tracking
- https://github.com/janet-lang/janet/releases/tag/v1.41.0Release Notes
- https://github.com/oneafter/0123/blob/main/ja1/reproExploit
- https://vuldb.com/?ctiid.347106Permissions RequiredVDB Entry
- https://vuldb.com/?id.347106Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.754589Third Party AdvisoryVDB Entry
FAQ
What is CVE-2026-2869?
CVE-2026-2869 is a vulnerability with a CVSS score of 3.3 (LOW). A vulnerability was identified in janet-lang janet up to 1.40.1. Affected by this vulnerability is the function janetc_varset of the file src/core/specials.c of the component handleattr Handler. The m...
How severe is CVE-2026-2869?
CVE-2026-2869 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-2869?
Check the references section above for vendor advisories and patch information. Affected products include: Janet-Lang Janet.