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CVE-2026-17563mediumCWE-862

WP User Frontend < 4.3.11 - Unauthenticated Post Creation via Subscription-Gated Form

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.3epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
The User Frontend WordPress plugin before 4.3.11 does not enforce its subscription-purchase requirement when processing frontend post submissions, only when rendering the form, allowing unauthenticated users to create and, depending on the form's configuration, immediately publish posts through forms restricted to paying subscribers.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
Unknown · User Frontend
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.