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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👁 13 Views

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

Related
Detection
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-79772 vulnerabilities
3 Sep 202620:25
–cgr
cve
CVE
CVE-2026-79772
25 Aug 202615:16
–cve
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
mend
Mend
CVE-2026-79772
25 Aug 202615:16
–mend
nvd
NVD
CVE-2026-79772
25 Aug 202616:17
–nvd
osv
OSV
BELL-CVE-2026-79772
3 Sep 202606:05
–osv
Rows per page
Vulners
Node
rubynokogiriRange≤1.19.1

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18 Feb 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
CVSS 46.9
EPSS0.00342
SSVC
13