CVE-2026-2858

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Source
https://cve.org/CVERecord?id=CVE-2026-2858
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2858.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-2858
Published
2026-02-20T22:16:30Z
Modified
2026-04-02T13:22:13.671215Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/wren-lang/wren

Affected ranges

Type
GIT
Repo
https://github.com/wren-lang/wren
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
7d3f063e87acebf3e7db3ff6455826e6a30f570e
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "0.4.0"
        }
    ]
}

Affected versions

0.*
0.1.0
0.2.0
0.3.0
0.4.0-pre

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2858.json"