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CVE-2026-73309

🗓️ 01 Oct 2026 19:21:51Reported by KitPloitType 
kitploit
 kitploit
🔗 kitploit.com👁 13 Views

XenForo before 2.3.13 skips OAuth2 PKCE and client-secret check with empty string at token endpoint.

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01 Oct 2026 19:21Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.4 - 9.1
CVSS 49.1
EPSS0.00685
SSVC
13