MajorCritical vulnerability

CVE-2026-85574 (CVSS 8.0)

NVD · officialPublished Sep 19, 2026Risk 37/100EPSS 0.1%

The Unbounce Landing Pages WordPress plugin before 1.1.5 does not perform any authorisation check when updating the configuration its front-end proxy relies on, allowing any authenticated user, such as a subscriber, to point that proxy at a host they control and have arbitrary content served from the site's own origin.

Technical details

CVSS

8.0

AV:NetworkAC:LowPR:LowUI:RequiredC:HighI:HighA:High

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

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