What’s Vulnerable › Vulnerabilities
CVE-2026-77702: Eventin < 4.1.24 - Unauthenticated Ticket Price Rewrite via order_token
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-16 · updated 2026-09-17
- Weakness: CWE-862
Description
The Eventin WordPress plugin before 4.1.24 does not prevent the token issued to a guest at checkout from being used to change that order's tickets afterwards, allowing unauthenticated users to replace a paid ticket with a free one and complete the order at no charge.
Affected products
- Eventin: before 4.1.24 — fixed in 4.1.24
How to fix
Upgrade to a fixed version: Eventin 4.1.24. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-77702 or the next vulnerability affects your stack