WordPress HashBar – WordPress Notification Bar plugin <= 2.0.0 - Cross Site Request Forgery (CSRF) vulnerability
Priority LOW 39CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00201 9th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| devitemsllc | HashBar – WordPress Notification Bar | up to 2.0.0 | — | No fix listed | CNA |
- HashBar – WordPress Notification Bar Vendordevitemsllc Affected up to 2.0.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-66602
- 2026-10-03 Alias added: GHSA-g9fq-59hq-pppw
More devitemsllc vulnerabilities
- TI-2023-00222 ShopLentor < 2.5.4 - PHP Object Injection CVSS 3.1CRITICAL 9.8
- TI-2023-00476 WP News <= 1.1.9 - Arbitrary Plugin Activation via CSRF CVSS 3.1MEDIUM 6.5
- TI-2023-00475 WP Insurance < 2.1.4 - Arbitrary Plugin Activation via CSRF CVSS 3.1MEDIUM 6.5
- TI-2023-00474 WP Film Studio < 1.3.5 - Arbitrary Plugin Activation via CSRF CVSS 3.1MEDIUM 6.5
- TI-2023-00221 ShopLentor < 2.5.4 - Contributor+ Stored XSS CVSS 3.1MEDIUM 5.4
- TI-2022-04250 HashBar – WordPress Notification Bar < 1.3.6 - Contributor+ Stored XSS via Shortcode CVSS 3.1MEDIUM 5.4
Sources
- CVE-2026-66602 · CVE Program
- CVE-2026-66602 · NVD
- FIRST EPSS
- GHSA-g9fq-59hq-pppw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences