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CVE-2025-12543VulnerabilityPublished Updated

Red Hat Security Advisory: Red Hat Build of Apache Camel 4.14.4 for Spring Boot release

Affects Red HatSource GCVE Database

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Mentioned vulnerabilities

Authoritative record:CVE-2025-12543· Critical 9.6

Not known to be exploited · CVSS 9.6 Critical : upgrade Red Hat camel-undertow to 8.1.3 as a priority.

Data as of 1 Nov 2026, 11:02 UTC

CVSS 3.1 base score
9.6Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.3% chance of exploitation in 30 days – higher than 71% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 8.1.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Jan 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 1 Nov 2026.

What to do

Upgrade org.apache.camel/camel-undertow to 8.1.3.

Affected software

ProductAffectedFixed in
Mavenorg.apache.camel/camel-undertowpkg:maven/org.apache.camel/camel-undertowOther threatsAffected
  • <8.1.3 >=8.1.0
Fixed in
  • 8.1.3

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Red Hat has released version 8.1.3 of JBoss Enterprise Application Platform 8.1 for Red Hat Enterprise Linux 8 and 9, which includes fixes for these vulnerabilities. Users should apply this update promptly after ensuring all previous errata have been applied and after backing up their systems, including applications, configuration files, and databases. Detailed update instructions are available from Red Hat's official documentation. No additional mitigation steps are indicated by the vendor advisory.

Description

Red Hat build of Apache Camel 4.14.4 for Spring Boot patch release and security update is now available. The purpose of this text-only errata is to inform you about the security issues fixed. Security Fix(es): * undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF (CVE-2025-12543) * vertx-core: static handler component cache can be manipulated to deny the access to static files (CVE-2026-1002) * mchange-commons-java: mchange-commons-java: Arbitrary code execution via JNDI dereferencing of crafted objects (CVE-2026-27727) * com.mchange/c3p0: c3p0: Arbitrary Code Execution via deserialization of crafted objects (CVE-2026-27830)

References

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