How severe is CVE-2024-25634?

CVE-2024-25634 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-25634 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-25634?

CVE-2024-25634 affects Alf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-25634?

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-2024-25634 have an EU (EUVD) identifier?

Yes. CVE-2024-25634 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22952.

When was CVE-2024-25634 published?

CVE-2024-25634 was published on 2024-02-19 and last updated on 2026-06-17.

CVE-2024-25634

CVE-2024-25634 is a high-severity vulnerability in Alf with a CVSS 3.x base score of 7.2. 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-497.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-22952
Weakness: CWE-497
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, an attacker can access data from other organizers. The attacker can use a specially crafted request to receive the e-mail log sent by other events. Version 2.0-M4-2402 fixes this issue.

Frequently asked questions

What is CVE-2024-25634?: 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 request to receive the e-mail log sent by other events. Version 2.0-M4-2402 fixes this issue.
How severe is CVE-2024-25634?: CVE-2024-25634 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-25634 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-25634?: CVE-2024-25634 affects Alf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-25634?: 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-2024-25634 have an EU (EUVD) identifier?: Yes. CVE-2024-25634 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22952.
When was CVE-2024-25634 published?: CVE-2024-25634 was published on 2024-02-19 and last updated on 2026-06-17.

References

https://github.com/alfio-event/alf.io/security/advisories/GHSA-5wcv-pjc6-mxvv

Affected products (1)

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

More vulnerabilities in Alf

CVE-2024-25635 — High (CVSS 8.8): alf.io is an open source ticket reservation system. Prior to version 2.0-Mr-2402, organization owners can view the…
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-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…

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