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CVE-2025-29891

Apache Camel: Camel Message Header Injection through request parameters

4.8 MediumFix available

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.10.0 before 4.10.2, from 4.8.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
Low

Exploit likelihood

76.1%Up 76.0 points since Mar 13, 2025
90%50%10%1%

What each source reports

CVE List Score used 4.8

Apache Camel: Camel Message Header Injection through request parameters

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.10.0 before 4.10.2, from 4.8.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Record
CVE-2025-29891
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Weakness
CWE-164
Updated
2026-11-02
EUVDEUVD-2025-6254 4.8

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.10.0 before 4.10.2, from 4.8.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Record
EUVD-2025-6254
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Updated
2026-11-02
GitHub AdvisoriesGHSA-96v5-c2h5-56hm 4.2

Apache Camel Message Header Injection through request parameters

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.9.0 before 4.10.2, from 4.0.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Record
GHSA-96v5-c2h5-56hm
CVSS 3.1
4.2 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness
CWE-164
Updated
2026-11-02
NVD 4.8

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.10.0 before 4.10.2, from 4.8.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Record
CVE-2025-29891
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Weakness
CWE-164
Updated
2026-11-02
OSV 4.8

Apache Camel: Camel Message Header Injection through request parameters

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.10.0 before 4.10.2, from 4.8.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Record
CVE-2025-29891
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Weakness
CWE-164
Updated
2026-11-02
OSVGHSA-96v5-c2h5-56hm 4.2

Apache Camel Message Header Injection through request parameters

Bypass/Injection vulnerability in Apache Camel.

This issue affects Apache Camel: from 4.9.0 before 4.10.2, from 4.0.0 before 4.8.5, from 3.10.0 before 3.22.4.

Users are recommended to upgrade to version 4.10.2 for 4.10.x LTS, 4.8.5 for 4.8.x LTS and 3.22.4 for 3.x releases.

This vulnerability is present in Camel's default incoming header filter, that allows an attacker to include Camel specific headers that for some Camel components can alter the behaviours such as the camel-bean component, or the camel-exec component.

If you have Camel applications that are directly connected to the internet via HTTP, then an attacker could include parameters in the HTTP requests that are sent to the Camel application that get translated into headers. 

The headers could be both provided as request parameters for an HTTP methods invocation or as part of the payload of the HTTP methods invocation.

All the known Camel HTTP component such as camel-servlet, camel-jetty, camel-undertow, camel-platform-http, and camel-netty-http would be vulnerable out of the box.

This CVE is related to the CVE-2025-27636: while they have the same root cause and are fixed with the same fix, CVE-2025-27636 was assumed to only be exploitable if an attacker could add malicious HTTP headers, while we have now determined that it is also exploitable via HTTP parameters. Like in CVE-2025-27636, exploitation is only possible if the Camel route uses particular vulnerable components.

Record
GHSA-96v5-c2h5-56hm
CVSS 3.1
4.2 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
Weakness
CWE-164
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
org.apache.camel:camel-support
Maven
3.10.0 up to 3.22.4
3.22.4
org.apache.camel:camel-support
Maven
4.9.0 up to 4.10.2
4.10.2
org.apache.camel:camel-support
Maven
4.0.0-M1 up to 4.8.5
4.8.5
org.apache.camel:camel-support
Maven
3.10.0 up to 3.22.4, plus listed versions
3.11.03.11.13.11.23.11.33.11.4
Show 45 moreShow less
3.11.53.11.63.11.73.12.03.13.03.14.03.14.13.14.103.14.23.14.33.14.43.14.53.14.63.14.73.14.83.14.93.15.03.16.03.17.03.18.03.18.13.18.23.18.33.18.43.18.53.18.63.18.73.18.83.19.03.20.03.20.13.20.23.20.33.20.43.20.53.20.63.20.73.20.83.20.93.21.03.21.13.21.23.21.33.21.43.21.5
3.22.4
org.apache.camel:camel-support
Maven
4.9.0 up to 4.10.2, plus listed versions
4.10.04.10.1
4.10.2
org.apache.camel:camel-support
Maven
4.0.0-M1 up to 4.8.5, plus listed versions
4.0.04.0.0-M24.0.0-M34.0.0-RC14.0.0-RC2
Show 23 moreShow less
4.0.14.0.24.0.34.0.44.0.54.0.64.1.04.2.04.3.04.4.04.4.14.4.24.4.34.4.44.4.54.5.04.6.04.7.04.8.04.8.14.8.24.8.34.8.4
4.8.5

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-29891 is a medium vulnerability (CVSS 4.8) in Apache Camel, published March 12, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 76.1%, the 99th percentile. Fixed in org.apache.camel:camel-support 3.22.4.

References

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