CVE-2026-12894 Code injection in Red Hat Build of Apache Camel 3.33.3.SP1
An attacker can execute unauthorized commands on the server by exploiting a server-side template injection flaw in the Quarkus Qute template engine.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-12894?
CVE-2026-12894 is a high-severity code injection vulnerability in Quarkus Red Hat Build of Apache Camel 3.33.3.SP1, published on 31 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A flaw was found in the Qute template engine, which is used by Quarkus to generate dynamic content like HTML pages or emails. The issue exists in the component responsible for looking up data values (ReflectionValueResolver), which fails to properly block access to sensitive Java internal functions when processing certain data types like Enums. An attacker who can provide or influence the template text can exploit this bypass to take control of the server by executing unauthorized commands.
Weakness: CWE-1336
Which versions are affected by CVE-2026-12894?
How do I fix CVE-2026-12894?
No fix has been published for CVE-2026-12894 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-12894 being exploited?
There is no known exploitation of CVE-2026-12894 in the wild and no public exploit code.
Sources
Also known as GHSA-w5gv-wrvc-9hx8.