CVE-2026-46587 Apache CVE debrief

Who should care

Users of Apache Camel through 4.14.7, from 4.15.0 through 4.18.2, from 4.19.0 through 4.20.0 should be aware of this Improper Input Validation vulnerability and take action to upgrade to a fixed version. This includes operators, platform administrators, vulnerability management teams, and security teams who need to assess the risk and implement mitigations.

Technical summary

The CVE-2026-46587 vulnerability is an Improper Input Validation issue in Apache Camel. The vulnerability affects Apache Camel versions through 4.14.7, from 4.15.0 through 4.18.2, and from 4.19.0 through 4.20.0. The CVSS score for this vulnerability is 7.3, with a severity rating of HIGH. The vulnerability can be exploited via network, with low attack complexity, no privileges required, and no user interaction needed. Users are recommended to upgrade to version 4.14.8, 4.18.3, or 4.21.0.

Defensive priority

High priority should be given to upgrading Apache Camel to version 4.14.8, 4.18.3, or 4.21.0, as this will mitigate the Improper Input Validation vulnerability. Additionally, review and update inventory of Apache Camel installations to ensure they are on a fixed version, monitor Apache Camel installations for any suspicious activity, and implement compensating controls to detect and prevent exploitation.

Recommended defensive actions

• Upgrade Apache Camel to version 4.14.8, 4.18.3, or 4.21.0
• Review and update inventory of Apache Camel installations to ensure they are on a fixed version
• Monitor Apache Camel installations for any suspicious activity
• Implement compensating controls to detect and prevent exploitation
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE-2026-46587 vulnerability was published on 2026-07-06T11:16:28.677Z and last modified on 2026-07-08T14:38:17.680Z. The NVD entry is currently Analyzed. The vulnerability affects Apache Camel versions through 4.14.7, from 4.15.0 through 4.18.2, and from 4.19.0 through 4.20.0. Users are recommended to upgrade to version 4.14.8, 4.18.3, or 4.21.0. The CVSS score for this vulnerability is 7.3, with a severity rating of HIGH.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.