CVE-2026-19715

WP OAuth Server < 6.3.1 - Unauthenticated OAuth Token and User Data Disclosure via Debug Log File

The WP OAuth Server ( Login with WordPress ) WordPress plugin before 6.3.1 does not restrict access to the debug log it writes, which is stored at a fixed and publicly reachable location, allowing unauthenticated users to read the OAuth tokens and authorisation codes it has issued as well as user records including password hashes when debug logging is enabled.

Affected

WP OAuth Server ( Login with WordPress )

CVSS v3.1 CNA

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.26% chance of exploitation in the next 30 days, 16th percentile

Published

2026-08-27

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/94987bd9-7ac2-44fd-93df-52892c2a4622/

References

• CVE Record
• NVD entry