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CVE WatchJul 9, 2026

CVE-2023-31742

There is a command injection vulnerability in the Linksys WRT54GL router with firmware version 4.30.18.006. If an attacker gains web managem

CVSS

7.2

High

EPSS

9.1%

p95

KEV

—

Exploit Today

29

0-100

Published: May 22, 2023 · Last modified: Jul 9, 2026 · CWE-77

EPSS · 30d
9.1%EPSS · 30 days9.1%
2026-09-302026-10-28
Technical description

There is a command injection vulnerability in the Linksys WRT54GL router with firmware version 4.30.18.006. If an attacker gains web management privileges, they can inject commands into the post request parameters wl_ant, wl_rate, WL_atten_ctl, ttcp_num, ttcp_size in the httpd s Start_EPI() function, thereby gaining shell privileges.

Official references
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