CVE-2026-121931Linksys WRT54GL Traceroute Diagnostic Function apply.cgi system os command injection

Açıklama

A security vulnerability has been detected in Linksys WRT54GL 4.30.18. The impacted element is the function system of the file apply.cgi of the component Traceroute Diagnostic Function. Such manipulation of the argument traceroute_ip leads to os command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.

Veri: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Bilgiler kaynaktaki haliyle, İngilizce yayımlanır.

Etkilenen ürünler ve sürümler

Kaynaklar ve yamalar

• VDB-431043 | Linksys WRT54GL Traceroute Diagnostic Function apply.cgi system os command injection vdb-entrytechnical-description
• VDB-431043 | CTI Indicators (IOB, IOC, TTP, IOA) signaturepermissions-required
• CVE-2026-121931 | CVE Analysis and Report third-party-advisory
• Submit #1024099 | Linksys WRT54GL 4.30.18 OS Command Injection (CWE-78) third-party-advisory
• https://github.com/Zimo-666/WRT54GL-cves/tree/main/CVE-TBD-traceroute-ip-command-injection exploit
• https://www.linksys.com/ product