What’s Vulnerable › Vulnerabilities

CVE-2023-2260: Authorization Bypass Through User-Controlled Key in alfio-event/alf.io

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-04-24 · updated 2026-06-17
• Weakness: CWE-639

Description

Authorization Bypass Through User-Controlled Key in GitHub repository alfio-event/alf.io prior to 2.0-M4-2304.

Affected products

• alfio-event alf.io: before 2.0-m4-2304 — fixed in 2.0-m4-2304

How to fix

Upgrade to a fixed version: alfio-event alf.io 2.0-m4-2304. Check the vendor advisory for mitigations.

References

• https://github.com/alfio-event/alf.io/commit/c9a16ab93d42b2beb06d529b57890121f85be6ef
• https://huntr.dev/bounties/649badc8-c935-4a84-8aa8-d3269ac54377
• https://github.com/alfio-event/alf.io/commit/c9a16ab93d42b2beb06d529b57890121f85be6ef
• https://huntr.dev/bounties/649badc8-c935-4a84-8aa8-d3269ac54377

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