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CVE-2026-12773

🗓️ 21 Jun 2026 03:15:08Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov👁 140 Views

CVE-2026-12773: BerriAI litellm MCP Proxy improper authentication in UserAPIKeyAuth; remote exploitation; affected up to 1.59.8.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-12773
21 Jun 202603:15
–attackerkb
circl
Circl
CVE-2026-12773
21 Jun 202608:22
–circl
cvelist
Cvelist
CVE-2026-12773 BerriAI litellm MCP Proxy user_api_key_auth_mcp.py UserAPIKeyAuth improper authentication
21 Jun 202603:15
–cvelist
euvd
EUVD
EUVD-2026-38139
21 Jun 202603:15
–euvd
github
Github Security Blog
LiteLLM: MCP Proxy Has Improper Authentication
21 Jun 202606:32
–github
mend
Mend
CVE-2026-12773
21 Jun 202603:15
–mend
nvd
NVD
CVE-2026-12773
21 Jun 202604:16
–nvd
osv_echo
osv_echo
ECHO-EC81-BE0D-B655
12 Sep 202600:00
–osv_echo
osv_ghsa
osv_ghsa
GHSA-4JCJ-7X88-M979 LiteLLM: MCP Proxy Has Improper Authentication
21 Jun 202606:32
–osv_ghsa
osv_mini
osv_mini
MINI-4MQ8-J5PX-V3WJ
11 Sep 202615:29
–osv_mini
Rows per page
NVD
Vulners
Node
litellmlitellmRange<1.59.9
[
  {
    "vendor": "BerriAI",
    "product": "litellm",
    "versions": [
      {
        "version": "1.59.0",
        "status": "affected"
      },
      {
        "version": "1.59.1",
        "status": "affected"
      },
      {
        "version": "1.59.2",
        "status": "affected"
      },
      {
        "version": "1.59.3",
        "status": "affected"
      },
      {
        "version": "1.59.4",
        "status": "affected"
      },
      {
        "version": "1.59.5",
        "status": "affected"
      },
      {
        "version": "1.59.6",
        "status": "affected"
      },
      {
        "version": "1.59.7",
        "status": "affected"
      },
      {
        "version": "1.59.8",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:litellm:litellm:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "MCP Proxy"
    ]
  }
]

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15 Jul 2026 02:18Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.17.3 - 9.8
CVSS 46.9
CVSS 37.3
CVSS 27.5
EPSS0.01017
SSVC
140