Vulnerability Bulletins |
CVE-2026-105221 |
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| Affected software | GITHUB |
| The gist RubyGem before 6.1.0 contains an improper certificate validation vulnerability that allows on-path attackers to intercept HTTPS traffic because http_connection in lib/gist.rb sets VERIFY_NONE. Attackers can present any certificate to read or modify GitHub API traffic, stealing OAuth tokens and login credentials to read and modify the victim's gists. | |
Link: |
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| https://nvd.nist.gov/vuln/detail/CVE-2026-105221 | |