Improper Neutralization of Special Elements Used in a Template Engine in Apache Camel - CVE-2026-78164
Published: October 23, 2026
Vulnerability identifier: #VU157283
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-78164
CWE-ID: CWE-1336
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive configuration values and trigger unauthorized bean operations.
The vulnerability exists due to improper neutralization of special elements used in a template engine in Apache Camel HTTP producer components when resolving property placeholders in message-supplied URI override headers. A remote attacker can supply crafted CamelHttpUri or CamelRestHttpUri values to access environment variables, JVM system properties and registered secret functions, and invoke no-argument methods on registry beans through camel-bean.
Affected software
Apache Camel
How to mitigate CVE-2026-78164
Install security update from vendor's website.
Apache Camel - addressed in versions 4.18.5, 4.22.1, 4.23.0