SciSharp BotSharp vulnerabilities

Latest SciSharp BotSharp CVEs

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1. CVE-2026-108860 BotSharp through 5.2.0 Authentication Bypass via Hard-Coded JWT Signing Key

   Published 2026-10-11

   Critical·CVSS 9.3 EPSS 0.48%

   BotSharp through 5.2.0 contains an authentication bypass vulnerability that allows unauthenticated remote attackers to forge bearer tokens using the hard-coded Jwt:Key in WebStarter appsettings.json. Attackers can sign tokens with the committed HMAC secret and fixed botsharp issu...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.