EUVD-2026-39666
GHSA-cf3c-69c8-pp4q
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Subscriber authentication required (PR:L); network-accessible with no complexity; no confidentiality impact per described access control bypass scope.
Primary rating from Vendor (patchstack).
CVSS VectorVendor: patchstack
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Lifecycle Timeline
1DescriptionCVE.org
Subscriber Broken Access Control in WPComplete <= 2.9.5.5 versions.
AnalysisAI
Broken access control in WPComplete WordPress plugin versions up to and including 2.9.5.5 allows authenticated subscribers to perform actions reserved for higher-privileged roles. The flaw stems from missing authorization checks (CWE-862), enabling low-privileged WordPress users to bypass access restrictions on plugin functionality. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid WordPress subscriber-level account on the target site. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The NVD CVSS score of 5.4 (Medium) reflects a constrained impact profile: no confidentiality breach (C:N), limited integrity modification (I:L), and limited availability disruption (A:L). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker registers a free subscriber account on a WordPress site running WPComplete ≤ 2.9.5.5. Using the subscriber session token, they send crafted requests to unprotected plugin endpoints - bypassing role checks - to mark course content as complete, reset other users' progress, or trigger restricted administrative functions within the plugin. … |
| Remediation | No vendor-released patch version is identified at time of analysis based on available data - the EUVD affected version field lists no fixed release. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today