Auth bypass in Bulletin Announcement \& Notification Banner -

CVE-2023-2066

The Announcement & Notification Banner – Bulletin plugin for WordPress is vulnerable to unauthorized access and modification of data due to a missing capability check on the 'bulletinwp_update_bulletin_status', 'bulletinwp_update_bulletin', 'bulletinwp_update_settings', 'bulletinwp_update_status', 'bulletinwp_export_bulletins', and 'bulletinwp_import_bulletins' functions functions in versions up to, and including, 3.6.0. This makes it possible for authenticated attackers with subscriber-level access, and above, to modify the plugin's settings, modify bulletins, create new bulletins, and more.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (40.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.8% 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-2023-2066: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-2066?
CVE-2023-2066 is a medium-severity vulnerability in Bulletin Announcement \& Notification Banner -, classified under Missing Authorization. CVSS score: 6.3/10. Published 2023-06-09.
How severe is CVE-2023-2066?
Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2023-2066 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.