Vulnerability · Published Oct 29, 2026 · Assigned by WPScan

CVE-2026-108686WP Post Author < 4.2.0 - Unauthenticated reCAPTCHA Secret Key Disclosure

Low 3.7

In plain English

A low-severity information exposure in WP Post Author from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).

Severity (CVSS 3.1)3.7Low
Exploit odds (30 days)0.2%top 87.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

The WP Post Author WordPress plugin before 4.2.0 does not restrict the integration settings it returns to visitors, allowing unauthenticated users to read the reCAPTCHA secret key when one has been saved.

Affected products (as reported)

VendorProductVersions
Unknown WP Post Author 0 – before 4.2.0

Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

References