High 8.8Published Aug 18, 2026

CVE-2026-66602WordPress HashBar – WordPress Notification Bar plugin <= 2.0.0 - Cross Site Request Forgery (CSRF) vulnerability

Updated under an hour ago (2026-10-19 06:20 UTC)

Does this affect you?

It affects DevItems HashBar – WordPress Notification Bar. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for DevItems HashBar – WordPress Notification Bar

Exploited in the last 30 days

Cross-Site Request Forgery (CSRF) vulnerability in DevItems HashBar – WordPress Notification Bar allows Cross Site Request Forgery. This issue affects HashBar – WordPress Notification Bar: from n/a through 2.0.0.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-352
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Patchstack
NVD analysis: Deferred
Record last updated: Aug 19, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

DevItems HashBar – WordPress Notification Bar devitems:hashbar_wordpress_notification_bar (from the name)	from n/a through 2.0.0; fixed at 2.0.1	CNA record

References

https://patchstack.com/database/wordpress/plugin/hashbar-wp-notification-bar/vulnerability/wordpress-hashbar-wordpress-notification-bar-plugin-2-0-0-cross-site-request-forgery-csrf-vulnerability?_s_id=cvevdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.