What’s Vulnerable › Vulnerabilities
CVE-2026-16546: Wired Impact Volunteer Management < 2.8.2 - Subscriber+ Arbitrary RSVP Removal via wivm_remove_rsvp
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-04 · updated 2026-08-26
- Weakness: CWE-862
Description
The Wired Impact Volunteer Management WordPress plugin before 2.8.2 does not have authorisation checks in one of its AJAX actions, and does not verify that the RSVP being removed belongs to the requesting user, allowing users with a role as low as Subscriber to remove arbitrary users' RSVPs from any volunteer opportunity.
Affected products
- Wired Impact Volunteer Management: before 2.8.2 — fixed in 2.8.2
How to fix
Upgrade to a fixed version: Wired Impact Volunteer Management 2.8.2. Check the vendor advisory for mitigations.
References
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