CVE-2020-13693
bbPress unauthenticated privilege-escalation
CVE-2020-13693 is a critical vulnerability (CVSS 9.8) in Bbpress, published May 28, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 43.9%, the 98th percentile. Fixed in bbpress/bbpress 2.6.5.
An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.
- Record
CVE-2020-13693- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.
- Record
CVE-2020-13693- Updated
- 2026-11-02
EUVDEUVD-2022-4643 No score
An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.
- Record
EUVD-2022-4643- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mwxh-6j9v-45ph
bbPress unauthenticated privilege-escalation
An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.
- Record
GHSA-mwxh-6j9v-45ph- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
OSVGHSA-mwxh-6j9v-45ph
bbPress unauthenticated privilege-escalation
An unauthenticated privilege-escalation issue exists in the bbPress plugin before 2.6.5 for WordPress when New User Registration is enabled.
- Record
GHSA-mwxh-6j9v-45ph- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
bbpress/bbpressPackagist |
before 2.6.5 | 2.6.5 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | WordPress Plugin BBPress 2.5 - Unauthenticated Privilege Escalation | 2020-06-01 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |