WordPress Participants Database Plugin <= 2.5.5 is vulnerable to Broken Access Control
Published Dec 18, 2023
8.8
HIGHCVSS 3.1
EPSS 0.25%
Description
Missing Authorization, Cross-Site Request Forgery (CSRF) vulnerability in Roland Barker, xnau webdesign Participants Database allows Accessing Functionality Not Properly Constrained by ACLs, Cross Site Request Forgery.This issue affects Participants Database: from n/a through 2.5.5.
Affected products
-
- Version -StatusaffectedConstraints<=2.5.5
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Roland Barker, xnau webdesign | Participants Database | unaffected |
|
- ≤ 2.5.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Update to 2.5.6 or a higher version.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Nov 12, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (7 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.25% (0.00250) | 14.80th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.25% (0.00250) | 16.08th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00057) | 15.10th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00056) | 25.27th | v3 (v2023.03.01) |
| Jun 20, 2024 | 0.06% (0.00058) | 24.17th | v3 (v2023.03.01) |
| Dec 23, 2023 | 0.06% (0.00058) | 22.13th | v3 (v2023.03.01) |
| Dec 19, 2023 | 0.04% (0.00043) | 6.92th | v3 (v2023.03.01) |
References (1)
- https://patchstack.com/database/vulnerability/participants-database/wordpress-participants-database-plugin-2-5-5-broken-access-control-vulnerability Third Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://patchstack.com/database/vulnerability/participants-database/wordpress-participants-database-plugin-2-5-5-broken-access-control-vulnerability | Third Party Advisory |
Change history (0)
No recorded changes yet.