8.8High

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

DevItems HashBar – WordPress Notification Bar Published: 2026-08-19 01:03 (2 months ago)

Description

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.

Weakness (CWE): CWE-352

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
DevItems	HashBar – WordPress Notification Bar	≤ 2.0.0

References and patches

https://patchstack.com/database/wordpress/plugin/hashbar-wp-notification-bar/vulnerability/wordpress-hashbar-… vdb-entry

CVSS score

8.8High

Source: Patchstack · CVSS 3.1

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

All scores (2)

cna	CVSS 3.1	8.8High
audit@patchstack.com	CVSS 3.1	8.8High

EPSS (chance of exploitation in 30 days)

0.20%

higher than 10% of all CVEs

CISA assessment (SSVC)

Exploitation: none
Automatable: no
Technical impact: total

Timeline

ID reserved2026-07-27
Published2026-08-19 01:03
Reached IP-DB2026-10-24 23:50
Last updated2026-10-22 19:09

Assigned by (CNA): Patchstack
NVD status: Deferred

View at source: CVE.org · NVD

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