XXE in Http4k

CVE-2024-55875

http4k is a functional toolkit for Kotlin HTTP applications. Prior to version 6.50.0.0, there is a potential XXE (XML External Entity Injection) vulnerability when http4k handling malicious XML contents within requests, which might allow a…

Vulnerability class: Information Disclosure

EPSS: 0.019 (77.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Http4k — versions < 6.50.0.0, < 5.41.0.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-55875?
CVE-2024-55875 is a critical-severity vulnerability in Http4k, classified under Information Disclosure. CVSS score: 9.8/10. Published 2024-12-12.
How severe is CVE-2024-55875?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2024-55875 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.