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Nokogiri does not check the return value from xmlC14NExecute

🗓️ 18 Feb 2026 00:00:00Reported by RubySecType 
rubygems
 rubygems
🔗 rubysec.com👁 5 Views

Nokogiri canonicalize returns empty string on failure, enabling SAML signature validation bypass.

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Detection
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-79772 vulnerabilities
3 Sep 202620:25
cgr
cve
CVE
CVE-2026-79772
25 Aug 202615:16
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cvelist
Cvelist
CVE-2026-79772 Nokogiri before 1.19.1 Unchecked Return Value canonicalize
25 Aug 202615:16
cvelist
debiancve
Debian CVE
CVE-2026-79772
25 Aug 202615:16
debiancve
euvd
EUVD
EUVD-2026-65530
25 Aug 202615:16
euvd
github
Github Security Blog
Nokogiri does not check the return value from xmlC14NExecute
18 Feb 202621:57
github
github
Github Security Blog
Duplicate Advisory: Nokogiri does not check the return value from xmlC14NExecute
25 Aug 202618:31
github
nvd
NVD
CVE-2026-79772
25 Aug 202616:17
nvd
osv
OSV
CGA-2Q37-5R8Q-H49G
3 Mar 202613:52
osv
osv
OSV
CGA-2Q7M-2FR2-5PR7
19 Feb 202614:04
osv
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Vulners
Node
rubynokogiriRange1.19.1

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18 Feb 2026 00:00Current
CVSS 3.15.3
CVSS 46.9
EPSS0.00246
SSVC
5