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CVE-2026-4296: Incorrect Regular Expression

🗓️ 21 Apr 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 2 Views

An incorrect regular expression vulnerability was identified in GitHub Enterprise Server that allowed an attacker to bypass OAuth redirect URI validation. An attacker with knowledge of a first-party OAuth application's registered callback URL coul...

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29 Apr 2026 00:00Current
CVSS 47.5
CVSS 3.18.8
EPSS0.00426
SSVC
2