CVE-2024-27439

CVE-2024-27439 is a medium-severity vulnerability in Apache Wicket with a CVSS 3.x base score of 6.5. 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-352.

Key facts

Description

An error in the evaluation of the fetch metadata headers could allow a bypass of the CSRF protection in Apache Wicket. This issue affects Apache Wicket: from 9.1.0 through 9.16.0, and the milestone releases for the 10.0 series. Apache Wicket 8.x does not support CSRF protection via the fetch metadata headers and as such is not affected. Users are recommended to upgrade to version 9.17.0 or 10.0.0, which fixes the issue.

Frequently asked questions

What is CVE-2024-27439?
An error in the evaluation of the fetch metadata headers could allow a bypass of the CSRF protection in Apache Wicket. This issue affects Apache Wicket: from 9.1.0 through 9.16.0, and the milestone releases for the 10.0 series. Apache Wicket 8.x does not support CSRF protection via the fetch metadata headers and as such is not affected. Users are recommended to upgrade to version 9.17.0 or 10.0.0, which fixes the issue.
How severe is CVE-2024-27439?
CVE-2024-27439 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-27439 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27439?
CVE-2024-27439 primarily affects Apache Wicket. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-27439?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-27439 have an EU (EUVD) identifier?
Yes. CVE-2024-27439 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0882.
When was CVE-2024-27439 published?
CVE-2024-27439 was published on 2024-03-19 and last updated on 2026-06-17.

References

Affected products (3)

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