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TI-2026-12493 Aliases CVE-2026-14823GHSA-cfmh-2g6m-xpvm

Event Tickets < 5.29.0.1 - Contributor+ Seating Layout and Ticket Inventory Modification via IDOR

Priority MEDIUM 45CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
High
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-639.

Summary

The Event Tickets and Registration WordPress plugin before 5.29.0.1 does not properly verify authorization on some of its seating actions, allowing users with contributor-level access and above to overwrite the seating layout, ticket inventory, and attendee seat assignments of events they do not own.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00232 14th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Event Tickets and Registration (Unknown): 5.29.0.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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

VendorProductAffected versionsFixed inStatusSource
UnknownEvent Tickets and Registrationbefore 5.29.0.15.29.0.1Patch availableCNA
  • Event Tickets and Registration VendorUnknown Affected before 5.29.0.1 Fixed in 5.29.0.1 Patch available CNA

Remediation

  • Fix · CNA Event Tickets and Registration (Unknown) Fixed in 5.29.0.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Event Tickets and Registration 5.29.0.1

    2 records Highest priority Priority MEDIUM 2 MEDIUM

    Other records, highest priority first

    • TI-2026-12492 Event Tickets < 5.29.0.1 - Unauthenticated PayPal Order Status ManipulationPriority MEDIUM 63
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-14823
  2. 2026-10-03 Alias added: GHSA-cfmh-2g6m-xpvm

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences