CVE-2026-16546: CWE-862 Missing Authorization in Wired Impact Volunteer Management
Wired Impact Volunteer Management WordPress plugin versions before 2.8.2 lack proper authorization checks in an AJAX action that handles RSVP removals. This flaw allows users with the Subscriber role to remove RSVPs belonging to other users without verification.
AI Analysis
Technical Summary
CVE-2026-16546 is a missing authorization vulnerability (CWE-862) in the Wired Impact Volunteer Management WordPress plugin prior to version 2.8.2. The plugin does not verify that the RSVP being removed via an AJAX action belongs to the requesting user, enabling low-privileged users (Subscribers) to delete arbitrary RSVPs from any volunteer opportunity.
Potential Impact
The vulnerability allows unauthorized modification of RSVP data by users with minimal privileges, potentially disrupting volunteer event management by removing RSVPs of other users. There is no direct confidentiality or availability impact reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict user roles or disable the vulnerable AJAX functionality if possible.
CVE-2026-16546: CWE-862 Missing Authorization in Wired Impact Volunteer Management
Description
Wired Impact Volunteer Management WordPress plugin versions before 2.8.2 lack proper authorization checks in an AJAX action that handles RSVP removals. This flaw allows users with the Subscriber role to remove RSVPs belonging to other users without verification.
CVSS v3.1
Score 4.3medium
Affected software
Wired Impact Volunteer Management
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16546 is a missing authorization vulnerability (CWE-862) in the Wired Impact Volunteer Management WordPress plugin prior to version 2.8.2. The plugin does not verify that the RSVP being removed via an AJAX action belongs to the requesting user, enabling low-privileged users (Subscribers) to delete arbitrary RSVPs from any volunteer opportunity.
Potential Impact
The vulnerability allows unauthorized modification of RSVP data by users with minimal privileges, potentially disrupting volunteer event management by removing RSVPs of other users. There is no direct confidentiality or availability impact reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict user roles or disable the vulnerable AJAX functionality if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-07-22T10:12:29.852Z
- State
- PUBLISHED
Threat ID: 6a7187d0bf32cb7a34e19aeb
Added to database: 08/04/2026, 06:33:52 UTC
Last enriched: 08/11/2026, 18:33:16 UTC
Last updated: 09/18/2026, 22:01:32 UTC
Views: 52
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.