How severe is CVE-2024-11209?

CVE-2024-11209 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-11209 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-11209?

CVE-2024-11209 affects Apereo Central Authentication Service. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-11209?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-11209 have an EU (EUVD) identifier?

Yes. CVE-2024-11209 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-33686.

When was CVE-2024-11209 published?

CVE-2024-11209 was published on 2024-11-14 and last updated on 2026-06-17.

CVE-2024-11209

CVE-2024-11209 is a medium-severity vulnerability in Apereo Central Authentication Service with a CVSS 3.x base score of 6.3. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 5.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-33686
Weakness: CWE-287
Affected product: Apereo Central Authentication Service
Published: 2024-11-14
Last modified: 2026-06-17

Description

A vulnerability was found in Apereo CAS 6.6. It has been classified as critical. This affects an unknown part of the file /login?service of the component 2FA. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2024-11209?: A vulnerability was found in Apereo CAS 6.6. It has been classified as critical. This affects an unknown part of the file /login?service of the component 2FA. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2024-11209?: CVE-2024-11209 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-11209 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-11209?: CVE-2024-11209 affects Apereo Central Authentication Service. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-11209?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-11209 have an EU (EUVD) identifier?: Yes. CVE-2024-11209 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-33686.
When was CVE-2024-11209 published?: CVE-2024-11209 was published on 2024-11-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apereo:central_authentication_service:6.6.0:-:*:*:*:*:*:*

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