Low 3.3Published Mar 1, 2026

CVE-2026-3385wren-lang wren wren_compiler.c resolveLocal recursion

Updated under an hour ago (Oct 26, 2026, 2:10 PM ET)

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It affects wren-lang wren and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for wren-lang wren

Exploited in the last 30 days

A vulnerability was detected in wren-lang wren up to 0.4.0. Affected is the function resolveLocal of the file src/vm/wren_compiler.c. The manipulation results in uncontrolled recursion. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS: 3.3 LOW (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-674, CWE-404
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Mar 2, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

wren-lang wren wren_lang:wren (from the name)	0.1; 0.2; 0.3; 0.4.0	CNA record
wren wren wren:wren	through 0.4.0	NVD

References

References

https://vuldb.com/?id.348271	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.348271	signature, permissions-required, vdb-entry
https://vuldb.com/?submit.761305	third-party-advisory, vdb-entry
https://github.com/wren-lang/wren/issues/1218	issue-tracking, exploit, vendor-advisory
https://github.com/oneafter/0122/blob/main/i1218/repro	exploit
https://github.com/wren-lang/wren/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.