EUVD-2026-76786
GHSA-qmr6-ghgr-83xm
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Stored XSS requires no auth (PR:N) but needs victim page load (UI:R); S:C reflects admin session theft enabling full site takeover; A:N as XSS alone causes no availability impact.
Primary rating from Vendor (wpscan).
CVSS VectorVendor: wpscan
Lifecycle Timeline
4DescriptionCVE.org
The BE REST Endpoints WordPress plugin through 1.0.0 does not perform any authorization check before allowing widgets to be read, created, updated and deleted, and does not sanitize the values it stores in them, allowing unauthenticated users to inject arbitrary web scripts which will execute in the browser of any user visiting the site.
AnalysisAI
Unauthenticated stored XSS with missing authorization controls in the BE REST Endpoints WordPress plugin (≤1.0.0) enables persistent script injection across all pages rendering affected widgets. The plugin exposes widget management REST endpoints with no authorization enforcement whatsoever, allowing any unauthenticated network caller to create, update, or delete widgets while injecting arbitrary JavaScript that is stored without sanitization. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The BE REST Endpoints plugin must be installed and active on a WordPress site at version 1.0.0 or earlier. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 8.8 base score reflects high severity driven by network reachability and no authentication prerequisite, but the EPSS score of 0.17% at the 7th percentile is very low, indicating negligible observed exploitation probability at time of analysis. … 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 specifically confirmed patched version has been identified at time of analysis; the WPScan advisory at https://wpscan.com/vulnerability/ea7c371a-3d0b-4e09-9c76-145345ad316b/ should be monitored for patch availability. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: inventory all WordPress installations for the BE REST Endpoints plugin and deactivate it immediately via WordPress admin or server access. …
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External POC / Exploit Code
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