CVE-2013-6460

Nokogiri vulnerable to DoS while parsing XML documents

6.5 MediumFix available

Nokogiri gem 1.5.x has Denial of Service via infinite loop when parsing XML documents

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

2.08%Up 1.0 points since Feb 4, 2022

What each source reports

NVD Score used 6.5

Nokogiri gem 1.5.x has Denial of Service via infinite loop when parsing XML documents

Record: CVE-2013-6460
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-776
Updated: 2026-11-02

CVE List No score

Nokogiri gem 1.5.x has Denial of Service via infinite loop when parsing XML documents

Record: CVE-2013-6460
Updated: 2026-11-02

EUVDEUVD-2022-2692 No score

Nokogiri gem 1.5.x has Denial of Service via infinite loop when parsing XML documents

Record: EUVD-2022-2692
Updated: 2026-11-03

GitHub AdvisoriesGHSA-62qp-3fxm-9wxf 6.5

Nokogiri vulnerable to DoS while parsing XML documents

Nokogiri gem has Denial of Service via infinite loop when parsing XML documents

Record: GHSA-62qp-3fxm-9wxf
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-776
Updated: 2026-11-02

OSVGHSA-62qp-3fxm-9wxf 6.5

Nokogiri vulnerable to DoS while parsing XML documents

Nokogiri gem has Denial of Service via infinite loop when parsing XML documents

Record: GHSA-62qp-3fxm-9wxf
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-776
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`nokogiri` RubyGems	1.5.0 up to 1.5.11	1.5.11
`nokogiri` RubyGems	1.6.0 up to 1.6.1	1.6.1
`nokogiri` RubyGems	1.5.0 up to 1.5.11, plus listed versions 1.5.11.5.1.rc11.5.101.5.21.5.3 Show 23 moreShow less 1.5.3.rc21.5.3.rc31.5.3.rc41.5.3.rc51.5.3.rc61.5.41.5.4.rc11.5.4.rc21.5.4.rc31.5.51.5.5.rc11.5.5.rc21.5.5.rc31.5.61.5.6.rc11.5.6.rc21.5.6.rc31.5.71.5.7.rc11.5.7.rc21.5.7.rc31.5.81.5.9	1.5.11

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-2013-6460 is a medium vulnerability (CVSS 6.5) in Nokogiri, published November 5, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.08%, the 81st percentile. Fixed in nokogiri 1.5.11.

References

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