Low severity3.3NVD Advisory· Published Feb 20, 2026· Updated Apr 29, 2026
CVE-2026-2858
CVE-2026-2858
Description
A vulnerability was identified in wren-lang wren up to 0.4.0. This affects the function peekChar of the file src/vm/wren_compiler.c of the component Source File Parser. Such manipulation leads to out-of-bounds read. The attack needs to be performed locally. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- github.com/oneafter/0122/blob/main/i1217/repronvdIssue TrackingProduct
- github.com/wren-lang/wren/issues/1217nvdIssue Tracking
- vuldb.comnvdPermissions RequiredVDB Entry
News mentions
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