EUVD-2026-87540
GHSA-96pg-7j2j-vmjm
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Unauthenticated remote form submission (AV:N/AC:L/PR:N/UI:N) with no read or availability effect but arbitrary post overwrite gives I:H, C:N/A:N, scope unchanged.
Primary rating from Vendor (WPScan).
CVSS VectorVendor: WPScan
Lifecycle Timeline
6DescriptionCVE.org
The Testimonials Widget WordPress plugin through 4.0.4 does not perform a capability or ownership check when handling its front-end testimonial submission form, allowing unauthenticated users to modify or create arbitrary posts, including overwriting the title, content and author of any existing post.
Articles & Coverage 1
AnalysisAI
Unauthenticated attackers can create or overwrite arbitrary WordPress posts through the Testimonials Widget plugin's front-end testimonial submission form in versions up to 4.0.4. The missing capability and ownership check (CWE-862) lets any anonymous visitor change post titles, content, and authors without authentication or user interaction, with impact limited to content integrity. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions beyond the plugin being installed and active - the vulnerable front-end testimonial submission form is exposed to unauthenticated users by default in Testimonials Widget ≤4.0.4, and the missing capability/ownership check means any anonymous visitor can create or overwrite arbitrary posts. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | This is a genuine but moderate-priority integrity flaw. … 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 vendor-released patch identified at time of analysis based on the supplied data; monitor the WPScan advisory at https://wpscan.com/vulnerability/d1372d8a-6654-4da7-a07e-87b18a0b0db9/ and the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-96532 for a fixed release, and if a version later than 4.0.4 becomes available, upgrade to it. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all WordPress instances running Testimonials Widget 4.0.4 or earlier, confirm exposure through the public-facing testimonial submission form, and if the plugin is not business-critical, deactivate and remove it; if it must stay online, immediately block or restrict access to the plugin's front-end submission endpoint at the WAF/reverse proxy and disable public testimonial submissions. …
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Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
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External POC / Exploit Code
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