Path Traversal in Roland Barker Participants Database

CVE-2026-28189

Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.4 versions.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (34.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-28189: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-28189?
CVE-2026-28189 is a high-severity vulnerability in Roland Barker Participants Database, classified under Path Traversal. CVSS score: 7.4/10. Published 2026-08-13.
How severe is CVE-2026-28189?
High severity. CVSS v3 base score is 7.4 out of 10.