Threats Tagged 'cve-2026-4296'
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Threats Tagged 'cve-2026-4296'
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CVE-2026-4296: CWE-185 Incorrect Regular Expression in GitHub Enterprise ServerCVE-2026-4296 0 CVE-2026-4296 is a high-severity vulnerability in GitHub Enterprise Server involving an incorrect regular expression that allowed bypassing OAuth redirect URI validation. An attacker who knows a legitimate OAuth application's callback URL could craft a malicious authorization link to redirect OAuth authorization codes to attacker-controlled domains. This could enable unauthorized access to victim accounts with the OAuth application's granted scopes. The issue affects all GitHub Enterprise Server versions prior to 3. 21 and was fixed in versions 3. 20. 1 and later. No known exploits in the wild have been reported. Join the discussion | CVE Database V5 | 04/21/2026, 22:12:45 UTC Added: 04/21/2026, 22:31:06 UTC |
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