EUVD-2026-81514
GHSA-9hvw-9mqv-7wjm
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Advisory title specifies a Contributor account, so PR:L (not PR:N); remote, low-complexity, no interaction; integrity-only impact (I:L), no confidentiality or availability effect.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
3DescriptionCVE.org
Contributor Broken Access Control in Simple Membership <= 4.8.2 versions.
AnalysisAI
Broken access control in the Simple Membership WordPress plugin (versions up to 4.8.2) allows an authenticated Contributor-level user to perform unauthorized integrity-affecting actions, such as modifying membership settings or data, without requiring user interaction. The vulnerability is remotely reachable with low complexity (CVSS 5.3), but its impact is limited to low integrity loss with no confidentiality or availability impact, making it a modest risk despite the network vector. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Requires the Simple Membership plugin (<=4.8.2) installed and active on a WordPress site. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | This is a genuinely modest-risk issue despite the network attack vector. … 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 exact fix version is provided in the available data; check the Patchstack advisory for updated version information and apply the latest available Simple Membership plugin update, as newer versions may contain a patch. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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