CVE-2020-13693

CRITICAL

bbPress <2.6.5 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-13693. PoCs published by Raphael Karger.

AI-analyzed exploit summary This exploit leverages an unauthenticated privilege escalation vulnerability in BBPress < 2.5 by manipulating the registration process to assign the 'bbp_keymaster' role. It extracts a nonce from the login page and submits a crafted POST request to create an admin-level user.

Description

An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.

Exploits (1)

exploitdb WORKING POC
by Raphael Karger · pythonwebappsphp
https://www.exploit-db.com/exploits/48534

This exploit leverages an unauthenticated privilege escalation vulnerability in BBPress < 2.5 by manipulating the registration process to assign the 'bbp_keymaster' role. It extracts a nonce from the login page and submits a crafted POST request to create an admin-level user.

Classification
Working Poc 95%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: BBPress < 2.5
No auth needed
Prerequisites: Access to the registration page of a vulnerable BBPress instance
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://wordpress.org/plugins/bbpress/#developers
Release Notes, Vendor Advisory x_refsource_misc
https://bbpress.org/blog/2020/05/bbpress-2-6-5-is-out/
Release Notes, Vendor Advisory x_refsource_misc
https://codex.bbpress.org/releases/

Scores

CVSS v3 9.8
EPSS 0.4129
EPSS Percentile 97.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (2)
bbpress/bbpress < 2.6.5
bbpress/bbpress 0 - 2.6.5Packagist
Published May 29, 2020
Tracked Since Feb 18, 2026