CVE-2026-107399

Published 8 October 2026 · tracked since 9 October 2026

Description

The Mechanize library is used for automating interaction with websites. Prior to 2.14.1, Mechanize applies no origin trust boundary in Mechanize::HTTP::Agent#response_follow_meta_refresh when Mechanize#follow_meta_refresh is enabled. A page containing a meta refresh to another origin causes headers

References

• NVD — National Vulnerability Database
• CVE.org record (MITRE)
• CISA Known Exploited Vulnerabilities catalog

Latest tracked vulnerabilities

• CVE-2026-107910 HIGH 8.1
• CVE-2026-107911 HIGH 7.5
• CVE-2026-7826 CRITICAL 9.1
• CVE-2026-7827 HIGH 8.1
• CVE-2026-5759 CRITICAL 9.8
• CVE-2026-107888 MEDIUM 5.1
• CVE-2026-88131 CRITICAL 9.8
• CVE-2026-56857 CRITICAL 9.8
• CVE-2026-107729 MEDIUM 5.5
• CVE-2026-107730 MEDIUM 5.5

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