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CVE-2026-59822 LiteLLM: MCP Authentication Bypass via OAuth2 Passthrough Fallback

🗓️ 08 Jul 2026 19:32:18Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 231 Views

LiteLLM before 1.84.0 allowed unauthenticated access via OAuth2 passthrough on gateway endpoint.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-59822
8 Jul 202619:32
–attackerkb
circl
Circl
CVE-2026-59822
8 Jul 202621:39
–circl
cisa_kev
CISA KEV Catalog
BerriAI LiteLLM Improper Authentication Vulnerability
2 Sep 202600:00
–cisa_kev
cisa
CISA
CISA Adds Seven Known Exploited Vulnerabilities to Catalog
2 Sep 202612:00
–cisa
cve
CVE
CVE-2026-59822
8 Jul 202619:32
–cve
euvd
EUVD
EUVD-2026-42359
22 Jul 202622:38
–euvd
github
Github Security Blog
LiteLLM: MCP Authentication Bypass via OAuth2 Passthrough Fallback
22 Jul 202622:38
–github
kitploit
Kitploit
CVE-2026-59822
15 Oct 202619:54
–kitploit
kittysploit
KittySploit
LiteLLM MCP Auth Bypass RCE (CVE-2026-59822)
5 Oct 202614:20
–kittysploit
kittysploit
KittySploit
LiteLLM CVE-2026-59822 MCP Auth Bypass Detect
29 Sep 202610:07
–kittysploit
Rows per page
[
  {
    "vendor": "BerriAI",
    "product": "litellm",
    "versions": [
      {
        "version": "< 1.84.0",
        "status": "affected"
      }
    ]
  }
]

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