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VulnerabilityPublished Updated

CVE-2026-93579: Red Hat build of Apache Camel 4 for Quarkus 3 · CWE-1035

Affects Red Hat build of Apache Camel 4 for Quarkus 3Source CVE Database V5

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Not known to be exploited · CVSS 6.5 Medium.

Data as of 2 Nov 2026, 22:58 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.8% chance of exploitation in 30 days – higher than 59% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red HatRed Hat Build of Debezium 3.6Affected–Fixed in–
Red HatRed Hat build of Quarkus 3.27.5.SP2Affected–Fixed in–
Red HatRed Hat build of Quarkus 3.33.3.SP2Affected–Fixed in–
Red HatRed Hat AMQ Broker 7Affected–Fixed in–
Red HatRed Hat build of Apache Camel 4 for Quarkus 3Affected–Fixed in–
Red HatRed Hat build of Apache Camel for Spring Boot 4Affected–Fixed in–

AI-suggested

A security update is available in Red Hat build of Quarkus version 3.27.5.SP2 that addresses this vulnerability. Users should apply this official fix as provided by Red Hat. Before applying this update, ensure all previously released errata relevant to your system have been applied. Refer to the Red Hat advisory RHSA-2026:69470 for detailed update instructions. No alternative mitigations are specified by the vendor.

Description

CVE-2026-93579 is a medium severity vulnerability in Netty's HTTP/2 stack used by Red Hat Build of Debezium 3.6. It allows remote attackers to inject prohibited characters such as NUL, Line Feed, and Carriage Return into HTTP/2 header field values due to insufficient validation. This can lead to HTTP request smuggling, header injection, or response splitting when crossing HTTP/2 to HTTP/1.1 translation boundaries, potentially causing unauthorized access or data manipulation. A security update addressing this issue is available in Red Hat build of Quarkus 3.27.5.SP2. Users are advised to apply this update to mitigate the vulnerability.

References

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