Wired Impact Volunteer Management < 2.8.2 - Subscriber+ Arbitrary RSVP Removal via wivm_remove_rsvp
Priority LOW 20CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00254 17th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Wired Impact Volunteer Management (Unknown): 2.8.2
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Wired Impact Volunteer Management | before 2.8.2 | 2.8.2 | Patch available | CNA |
- Wired Impact Volunteer Management VendorUnknown Affected before 2.8.2 Fixed in 2.8.2 Patch available CNA
Remediation
- Fix · CNA Wired Impact Volunteer Management (Unknown) Fixed in 2.8.2
Timeline
- 2026-10-02 Threatist record created from CVE-2026-16546
- 2026-10-03 Alias added: GHSA-32f3-4hg9-xrh4
References
Sources
- CVE-2026-16546 · CVE Program
- CVE-2026-16546 · NVD
- FIRST EPSS
- GHSA-32f3-4hg9-xrh4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences