CVE-2026-16546

MEDIUMCVSS 4.3/10EPSS 0.13%

Last modified

CVE-2026-16546 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.13%

3.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
UnknownWired Impact Volunteer Management< 2.8.2

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-16546?
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.
How severe is CVE-2026-16546?
CVE-2026-16546 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-16546?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST