CVE-2018-8027

Apache is vulnerable to XXE in XSD validation processor

9.8 CriticalFix available

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

5.45%Up 1.8 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Record: CVE-2018-8027
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-611
Updated: 2026-11-02

CVE List No score

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Record: CVE-2018-8027
Updated: 2026-11-02

EUVDEUVD-2018-0555 No score

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Record: EUVD-2018-0555
Updated: 2026-11-03

GitHub AdvisoriesGHSA-8vfm-4388-6rpc 9.8

Apache is vulnerable to XXE in XSD validation processor

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Record: GHSA-8vfm-4388-6rpc
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-611
Updated: 2026-11-02

OSV 9.8

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Record: CVE-2018-8027
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-8vfm-4388-6rpc 9.8

Apache is vulnerable to XXE in XSD validation processor

Apache Camel 2.20.0 to 2.20.3 and 2.21.0 Core is vulnerable to XXE in XSD validation processor.

Record: GHSA-8vfm-4388-6rpc
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-611
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.apache.camel:camel-core` Maven	2.20.0 up to 2.20.4	2.20.4
`org.apache.camel:camel-core` Maven	2.21.0 to 2.21.0	2.21.1
`org.apache.camel:camel-core` Maven	2.20.0 up to 2.20.4, plus listed versions 2.20.12.20.22.20.3	2.20.4
`org.apache.camel:camel-core` Maven	2.21.0 up to 2.21.1	2.21.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2018-8027 is a critical vulnerability (CVSS 9.8) in Apache Camel, published July 31, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.45%, the 92nd percentile. Fixed in org.apache.camel:camel-core 2.20.4.

References

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