What is CVE-2026-115255?

CVE-2026-115255 is a medium-severity vulnerability in Wp Roster, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-10-28.

How severe is CVE-2026-115255?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Wp Roster

CVE-2026-115255

The WP Roster WordPress plugin before 2.35 does not perform any capability or nonce checks on one of its AJAX actions, allowing unauthenticated attackers to delete the WordPress user accounts of roster members.

Published 2026-10-28 · last modified 2026-10-28.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (4.4th percentile), scored 2026-10-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Wp Roster

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

wpscan.com/vulnerability/af573c89-e246-4c52-bd15-fa92c317c263/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-115255?: CVE-2026-115255 is a medium-severity vulnerability in Wp Roster, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-10-28.
How severe is CVE-2026-115255?: Medium severity. CVSS v3 base score is 5.3 out of 10.