Alf is a modestly represented vendor with a narrowly scoped product footprint concentrated in a single core application. The recurring vulnerability signal reflects access-control and information-handling issues—including authorization bypass, race conditions, and sensitive-data exposure—alongside a class of disclosures tagged as generic placeholders by NVD, which limits structural clarity on the underlying weakness patterns. Current severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Alf over time
Signals from CVEs in this vendor scope (9 CVEs).
9 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2023-2258HIGH Improper Neutralization of Formula Elements in a CSV File in GitHub repository alfio-event/alf.io prior to 2.0-M4-2304. | Apr 24, 2023 | 8.8 | 28 | NO | NO |
CVE-2023-2260HIGH Authorization Bypass Through User-Controlled Key in GitHub repository alfio-event/alf.io prior to 2.0-M4-2304. | Apr 24, 2023 | 8.8 | 27 | NO | NO |
CVE-2024-25635HIGH alf.io is an open source ticket reservation system. Prior to version 2.0-Mr-2402, organization owners can view the generated API KEY and USERS of other organization owners using th | Feb 19, 2024 | 8.8 | 24 | NO | NO |
CVE-2024-25628HIGH Alf.io is a free and open source event attendance management system. In versions prior to 2.0-M4-2402 users can access the admin area even after being invalidated/deleted. This iss | Feb 16, 2024 | 7.6 | 21 | NO | NO |
CVE-2024-45299MEDIUM alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to version 2.0-M5, the preloaded data as json is not escaped correctl | Sep 6, 2024 | 6.5 | 19 | NO | NO |
CVE-2023-2259HIGH Improper Neutralization of Special Elements Used in a Template Engine in GitHub repository alfio-event/alf.io prior to 2.0-M4-2304. | Apr 24, 2023 | 7.2 | 19 | NO | NO |
CVE-2024-25634MEDIUM alf.io is an open source ticket reservation system. Prior to version 2.0-Mr-2402, an attacker can access data from other organizers. The attacker can use a specially crafted reques | Feb 19, 2024 | 6.5 | 17 | NO | NO |
CVE-2024-45300MEDIUM alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to version 2.0-M5, a race condition allows the user to bypass the lim | Sep 6, 2024 | 5.9 | 16 | NO | NO |
CVE-2024-25627MEDIUM Alf.io is a free and open source event attendance management system. An administrator on the alf.io application is able to upload HTML files that trigger JavaScript payloads. As su | Feb 16, 2024 | 4.8 | 16 | NO | NO |
Signals from CVEs in this vendor scope (9 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Alf.
Media articles that mention a CVE ID that affects a product developed by Alf — matched by CVE ID, not by vendor name.