Vulnerability Description
A vulnerability has been found in wren-lang wren up to 0.4.0. This impacts the function printError of the file src/vm/wren_compiler.c of the component Error Message Handler. Such manipulation leads to stack-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wren | Wren | <= 0.4.0 |
Related Weaknesses (CWE)
References
- https://github.com/oneafter/0122/blob/main/i1221/reproExploit
- https://github.com/wren-lang/wren/Product
- https://github.com/wren-lang/wren/issues/1221ExploitVendor Advisory
- https://vuldb.com/?ctiid.346455Third Party AdvisoryVDB Entry
- https://vuldb.com/?id.346455Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.752791Third Party AdvisoryVDB Entry
FAQ
What is CVE-2026-2657?
CVE-2026-2657 is a vulnerability with a CVSS score of 3.3 (LOW). A vulnerability has been found in wren-lang wren up to 0.4.0. This impacts the function printError of the file src/vm/wren_compiler.c of the component Error Message Handler. Such manipulation leads to...
How severe is CVE-2026-2657?
CVE-2026-2657 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-2026-2657?
Check the references section above for vendor advisories and patch information. Affected products include: Wren Wren.