Paper/Archive/CVE-2026-124007

CVE-2026-124007

Copeland XWEB EVO — Dixell/Copeland XWEB EVO Pre-Auth OS Command Injection via Password Field

Description · from the CVE record

XWEB 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.

Affected

ProductAffectedFixed inSource
XWEB EVO< 5.6.25.6.2CNA

Scores by source

VulnCheck (CNA)9.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
VulnCheck (CNA)8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

patchwebapps.copeland.com/Dixell/Pages/SystemSoftwareUpdateadvisorywebapps.copeland.com/dixell/Content/Pages/AdvertisingMaterials/ProductNews/XWEB%20EVO%20EoS%20-%20Product_Bulletin_March_2026.pdfwriteupvulncheck.com/advisories/dixell-copeland-xweb-evo-pre-auth-os-command-injection-via-password-field