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CVE-2026-4349

🗓️ 26 Mar 2026 15:06:53Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 1 Views

CVE-2026-4349: Duende IdentityServer4 up to 4.1.2 enables remote improper authentication via id_token_hint.

Related
Refs
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Family
ATTACKERKB
CVE-2026-4349
17 Mar 202621:32
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Duende IdentityServer 授权问题漏洞
17 Mar 202600:00
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CVE-2026-4349
17 Mar 202621:32
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CVE-2026-4349 Duende IdentityServer4 Token Renewal Endpoint authorize improper authentication
17 Mar 202621:32
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EUVD-2026-12659
18 Mar 202600:30
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NVD
CVE-2026-4349
17 Mar 202622:16
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Positive Technologies
PT-2026-25949
17 Mar 202600:00
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Vulnrichment
CVE-2026-4349 Duende IdentityServer4 Token Renewal Endpoint authorize improper authentication
17 Mar 202621:32
vulnrichment

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26 Mar 2026 15:06Current
5.7Medium risk
Vulners AI Score5.7
CVSS 25.1
CVSS 3.15.6
CVSS 46.3
CVSS 35.6
EPSS0.00024
SSVC
1