CVE-2026-86794highCWE-79

CVE-2026-86794: high-severity vulnerability in Community Events

Community Events 1.4.9 - 1.5.9 - Unauthenticated Stored XSS via Event Submission Form

Published

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41Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 8.8epss 0.3%
The Community Events WordPress plugin before 1.6.0 does not have authorisation or nonce checks when processing public event submissions, and does not escape several of the submitted values before outputting them in the administration dashboard and on the public calendar, allowing unauthenticated users to inject arbitrary web scripts that will execute in the browser of an administrator reviewing the submission.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Unknown · Community Events
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Community Events

In the same product, most dangerous first.

CVE-2021-24496—Community Event < 1.4.8 - Reflected Cross-Site Scripting (XSS)EPSS 0.8%CVE-2024-6270MEDIUMCommunity Events < 1.5.1 - Admin+ Stored XSSEPSS 0.4%CVE-2024-6271MEDIUMCommunity Events < 1.5 - Event Deletion via CSRFEPSS 0.3%