What’s Vulnerable › Vulnerabilities

CVE-2026-60118: Hi.Events < 1.11.0 Hidden Ticket Enumeration via Order Creation Endpoint

• 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: 2026-07-14 · updated 2026-10-24
• Weakness: CWE-862

Description

Hi.Events before 1.11.0 contains a missing server-side visibility enforcement vulnerability that allows unauthenticated attackers to purchase hidden tickets by referencing hidden product and price IDs in order creation requests without authorization checks. Attackers can enumerate sequential hidden ticket IDs from visible ones and submit order creation requests referencing those IDs to purchase VIP, invite-only, or discounted tickets intentionally withheld from public sale.

Affected products

• HiEventsDev Hi.Events: before 1.11.0 — fixed in 1.11.0

How to fix

Upgrade to a fixed version: HiEventsDev Hi.Events 1.11.0. Check the vendor advisory for mitigations.

References

• https://github.com/HiEventsDev/Hi.Events/commit/9eec95e6176f500b71bf633986243045ca78cefb
• https://github.com/HiEventsDev/Hi.Events/pull/1259
• https://github.com/HiEventsDev/Hi.Events/releases/tag/v.1.11.0-beta
• https://github.com/HiEventsDev/Hi.Events/security/advisories/GHSA-2h54-cprv-vj74
• https://www.vulncheck.com/advisories/hi-events-beta-hidden-ticket-enumeration-via-order-creation-endpoint
• https://github.com/HiEventsDev/Hi.Events/security/advisories/GHSA-2h54-cprv-vj74

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