CVE-2026-124007 · Infrastructure
NO FIX YET · SEE WHAT TO DO
XWEB EVO before 5.6.2 passes the login password unescaped into a shell command in login.lua, cleanout.lua and api.lua. An unauthenticated remote attacker who injects shell metacharacters into the password field can execute arbitrary commands, with root-level access via the setuid wlua interpreter.
first public Nov 12, 2026 · 1 source
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Teams running XWEB EVO before 5.6.2 with the login interface or API reachable over the network are exposed, since the flaw needs no account. The sources describe the product line as past end of service in March 2026, so a patched release may not be offered for every deployment. Teams not running XWEB EVO can skip it.
Not affected if xweb-evo-5.6.2-or-later
Who cares self-hosted, xweb-evo
5.6.25.6.2 or laterXWEB EVO before 5.6.2 contains a pre-authentication OS command injection vulnerability that allows unauthenticated remote attackers to execute arbitrary commands by injecting shell metacharacters into the password field. Attackers can exploit the unescaped interpolation of the password value into the hashpass invocation within login.lua, cleanout.lua, and api.lua to achieve root-level command execution via the setuid wlua interpreter. This product line reached it's end of service date in March 2026.
This page as .md · .json · CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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