EUVD-2026-75530
GHSA-x545-j8hq-frq2
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Network-accessible WordPress endpoint; subscriber account required (PR:L); no confidentiality impact; GCS config tampering yields high integrity and availability loss.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
3DescriptionCVE.org
Subscriber Settings Change in WP-Stateless <= 4.4.1 versions.
AnalysisAI
Missing authorization in the WP-Stateless WordPress plugin (versions up to and including 4.4.1) allows authenticated subscriber-level users to modify plugin settings they should have no access to. WP-Stateless manages Google Cloud Storage offloading for WordPress media; unauthorized settings changes by a low-privileged user can corrupt the GCS integration, break media delivery, or reconfigure the storage bucket in ways that degrade site availability. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Requires a valid WordPress account at subscriber level or higher - sites with open user registration are directly exploitable by any internet user who registers. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 8.1 (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H) reflects the real-world risk reasonably well: exploitation is network-accessible, requires no special conditions, and needs only a subscriber-level WordPress account. … 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 | Update WP-Stateless to a version above 4.4.1 once a patched release is published by UDX/Usability Dynamics; verify the changelog for the authorization fix before deploying. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: audit all active subscriber accounts on your WordPress installation and disable the WP-Stateless plugin if media offloading to Google Cloud Storage is not mission-critical to operations. …
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More in Wp Stateless
View allSame weakness CWE-862 – Missing Authorization
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External POC / Exploit Code
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