SB2025032714 - HTTP header injection in Apache Camel

Description

This security bulletin contains information about 1 vulnerability.

1) Improper Neutralization of HTTP Headers for Scripting Syntax (CVE-ID: CVE-2025-29891)

CWE-ID: CWE-644 - Improper Neutralization of HTTP Headers for Scripting Syntax

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to improper input validation when processing HTTP requests. A remote non-authenticated attacker can send a specially crafted HTTP request with an arbitrary Host header that will be accepted by the application.

Successful exploitation of the vulnerability may allow an attacker to perform cross-site scripting, cache poisoning or session hijacking attacks.

Remediation

Install update from vendor's website.

References

• https://camel.apache.org/security/CVE-2025-29891.html
• https://github.com/akamai/CVE-2025-27636-Apache-Camel-PoC
• https://lists.apache.org/thread/808z2fwsn6z3gqhdos5s8z1rj432rgqq