WordPress Plugin Vulnerabilities

Eventin < 4.1.21 - Contributor+ Arbitrary Event Modification, Deletion and Ownership Takeover via IDOR

Description

The plugin does not properly verify ownership of events before allowing them to be modified, deleted, or reassigned to a different author, allowing users with contributor-level access and above to alter, delete, or take over events created by other users including administrators.

Proof of Concept

Affects Plugins

Plugin icon
wp-event-solution
Fixed in 4.1.21

References

CVE
CVE-2026-13169

Classification

Type
IDOR
OWASP top 10
A5: Broken Access Control
CWE
CWE-639

Miscellaneous

Original Researcher
Meher Sudhakar Abbireddi
Submitter
Meher Sudhakar Abbireddi
Verified
Yes
WPVDB ID
cf2b1152-7190-467b-a860-1f7bd806575d

Timeline

Publicly Published
2026-08-17 (about 3 days ago)
Added
2026-08-17 (about 2 days ago)
Last Updated
2026-08-17 (about 2 days ago)

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