How severe is CVE-2024-25635?

CVE-2024-25635 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-25635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-25635?

CVE-2024-25635 affects Alf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-25635?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-25635 have an EU (EUVD) identifier?

Yes. CVE-2024-25635 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22953.

When was CVE-2024-25635 published?

CVE-2024-25635 was published on 2024-02-19 and last updated on 2026-06-17.

CVE-2024-25635

CVE-2024-25635 is a high-severity vulnerability in Alf with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-612.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-22953
Weakness: CWE-612
Affected product: Alf
Published: 2024-02-19
Last modified: 2026-06-17

Description

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 the `http://192.168.26.128:8080/admin/api/users/<user_id>` endpoint, which exposes the details of the provided user ID. This may also expose the API KEY in the username of the user. Version 2.0-M4-2402 fixes this issue.

Frequently asked questions

What is CVE-2024-25635?: 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 the `http://192.168.26.128:8080/admin/api/users/<user_id>` endpoint, which exposes the details of the provided user ID. This may also expose the API KEY in the username of the user. Version 2.0-M4-2402 fixes this issue.
How severe is CVE-2024-25635?: CVE-2024-25635 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-25635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-25635?: CVE-2024-25635 affects Alf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-25635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-25635 have an EU (EUVD) identifier?: Yes. CVE-2024-25635 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22953.
When was CVE-2024-25635 published?: CVE-2024-25635 was published on 2024-02-19 and last updated on 2026-06-17.

References

https://github.com/alfio-event/alf.io/security/advisories/GHSA-ffr5-g3qg-gp4f

Affected products (1)

cpe:2.3:a:alf:alf:*:*:*:*:*:*:*:*

More vulnerabilities in Alf

CVE-2023-2260 — High (CVSS 8.8): Authorization Bypass Through User-Controlled Key in GitHub repository alfio-event/alf.io prior to 2.0-M4-2304.
CVE-2023-2258 — High (CVSS 8.8): Improper Neutralization of Formula Elements in a CSV File in GitHub repository alfio-event/alf.io prior to 2.0-M4-2304.
CVE-2024-25628 — High (CVSS 7.6): Alf.io is a free and open source event attendance management system. In versions prior to 2.0-M4-2402 users can access…
CVE-2024-45300 — High (CVSS 7.5): alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to…
CVE-2024-25634 — High (CVSS 7.2): alf.io is an open source ticket reservation system. Prior to version 2.0-Mr-2402, an attacker can access data from…
CVE-2023-2259 — High (CVSS 7.2): Improper Neutralization of Special Elements Used in a Template Engine in GitHub repository alfio-event/alf.io prior to…

All CVEs affecting Alf →

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CVE-2024-49071 — Medium (CVSS 6.5): Improper authorization of an index that contains sensitive information from a Global Files search in Windows Defender…
CVE-2023-4560 — Medium (CVSS 6.5): Improper Authorization of Index Containing Sensitive Information in GitHub repository omeka/omeka-s prior to 4.0.4.

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