EUVD-2026-62209
GHSA-g9fq-59hq-pppw
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CSRF on a notification bar plugin enables unauthorized content modification but yields no direct data disclosure or availability impact, making I:L and C:N/A:N more accurate than the NVD's H/H/H triad.
Primary rating from Vendor (patchstack).
CVSS VectorVendor: patchstack
Lifecycle Timeline
2DescriptionCVE.org
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.
AnalysisAI
Cross-site request forgery in HashBar - WordPress Notification Bar plugin through version 2.0.0 allows a remote unauthenticated attacker to perform unauthorized administrative actions by tricking a logged-in WordPress administrator into visiting a crafted webpage. Reported by Patchstack (audit@patchstack.com) and registered as EUVD-2026-62209, this flaw carries a CVSS 8.8 score reflecting high C/I/A impact ratings, though the realistic blast radius depends on which admin-facing functions the plugin exposes to forged requests. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires that a WordPress administrator with privileges to manage the HashBar plugin holds an active authenticated session in their browser and is simultaneously lured into visiting an attacker-controlled web page or clicking a specially crafted link. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The NVD-assigned CVSS 8.8 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) classifies this as High severity, but the C:H/I:H/A:H impact triad warrants scrutiny: CSRF on a notification bar plugin typically yields content manipulation rather than direct data exfiltration or service disruption, suggesting the NVD score may be generous relative to the actual blast radius. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No specific patched version number has been confirmed in the available data - the input does not identify a fixed release, so patch availability must be independently verified via the Patchstack advisory at 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=cve and the WordPress.org plugin repository. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, audit your WordPress installations for HashBar plugin through version 2.0.0 and immediately disable or deactivate the plugin as a protective measure. …
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Same weakness CWE-352 – Cross-Site Request Forgery (CSRF)
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External POC / Exploit Code
Leaving vuln.today