CVE-2026-27423
WordPress Participants Database plugin <= 2.7.8.4 - Broken Access Control vulnerability
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
WordPress Participants Database plugin <= 2.7.8.4 - Broken Access Control vulnerability
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.
- Record
CVE-2026-27423- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2026-48161
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.
- Record
EUVD-2026-48161- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r27m-w6r8-wgrx
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.
- Record
GHSA-r27m-w6r8-wgrx- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
NVD
Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.
- Record
CVE-2026-27423- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-27423 is a medium vulnerability (CVSS 4.3) in Roland Barker Participants Database, published July 23, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 17th percentile. No source names a fixed version.