CVE-2013-4221

Restlet is vulnerable to Arbitrary Java Code Execution via crafted XML

7.5 HighFix available

The default configuration of the ObjectRepresentation class in Restlet before 2.1.4 deserializes objects from untrusted sources using the Java XMLDecoder, which allows remote attackers to execute arbitrary Java code via crafted XML.

Exploit likelihood

3.43%Up 2.1 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2013-4221
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-16, CWE-91
Updated: 2026-11-02

CVE List No score

Record: CVE-2013-4221
Updated: 2026-11-02

EUVDEUVD-2022-3272 No score

Record: EUVD-2022-3272
Updated: 2026-11-03

GitHub AdvisoriesGHSA-92j2-5r7p-6hjw No score

Restlet is vulnerable to Arbitrary Java Code Execution via crafted XML

Record: GHSA-92j2-5r7p-6hjw
Weakness: CWE-91
Updated: 2026-11-02

OSVGHSA-92j2-5r7p-6hjw No score

Restlet is vulnerable to Arbitrary Java Code Execution via crafted XML

Record: GHSA-92j2-5r7p-6hjw
Weakness: CWE-91
Updated: 2026-11-02

OSVUBUNTU-CVE-2013-4221 No score

Record: UBUNTU-CVE-2013-4221
Updated: 2026-11-02

Affected products

restlet

Affected packages

Affected packages
Package	Affected	Fixed
`org.restlet.jse:org.restlet` Maven	before 2.1.4	2.1.4
`restlet` Ubuntu:16.04:LTS	All versions, plus listed versions 2.0.14+repack-0ubuntu1	None known
`restlet` Ubuntu:18.04:LTS	All versions, plus listed versions 2.0.14+repack-0ubuntu1	None known

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-2013-4221 is a high vulnerability (CVSS 7.5) in Restlet, published October 10, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.43%, the 89th percentile. Fixed in org.restlet.jse:org.restlet 2.1.4.

References

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