CVE-2026-93558: Red Hat Build of Apache Camel 3.33.3.SP2 · CWE-1035
Affects Red Hat Build of Apache Camel 3.33.3.SP2Source CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 2 Nov 2026, 22:58 UTC
- EPSS
- 1.0% chance of exploitation in 30 days – higher than 65% 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:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 18 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| Red HatRed Hat Build of Apache Camel 3.33.3.SP2 | Affected– | Fixed in– |
| Red HatRed Hat Build of Debezium 3.6 | Affected– | Fixed in– |
| Red HatRed Hat build of Quarkus 3.27.5.SP2 | Affected– | Fixed in– |
| Red HatRed Hat build of Quarkus 3.33.3.SP2 | Affected– | Fixed in– |
| Red HatRed Hat AMQ Broker 7 | Affected– | Fixed in– |
| Red HatRed Hat AMQ Clients | Affected– | Fixed in– |
AI-suggested
Red Hat has released an official security update for the Red Hat build of Quarkus 3.27.5.SP2 that addresses this vulnerability. Users should apply this update to remediate the issue. Prior to applying this update, ensure all previously released relevant errata are applied. No additional mitigation steps are indicated by the vendor advisory.
Description
CVE-2026-93558 is a high-severity denial of service vulnerability in Netty's WebSocketServerExtensionHandler used by Red Hat Build of Apache Camel 3.33.3.SP2. An unauthenticated remote attacker can exploit HTTP/1.1 pipelining to cause unbounded growth of a per-connection queue, exhausting JVM heap memory and causing service disruption. Red Hat has issued an important security advisory addressing this issue in the Red Hat build of Quarkus 3.27.5.SP2, which includes the fix for this vulnerability.
References
- access.redhat.com/security/cve/CVE-2026-93558 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2536932 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:69470 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:69440 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:70257 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:83612 (opens in a new tab)