Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of the configured server metadata URL.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
| Link | Providers |
|---|---|
| https://uziii2208.github.io/post/cve-2026-104056/ |
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History
Thu, 01 Oct 2026 19:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Authlib
Authlib authlib |
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| Vendors & Products |
Authlib
Authlib authlib |
Thu, 01 Oct 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of the configured server metadata URL. | |
| Title | CVE-2026-104056 | |
| References |
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Projects
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Status: PUBLISHED
Assigner: certcc
Published:
Updated: 2026-10-01T18:03:27.484Z
Reserved: 2026-10-01T18:01:19.689Z
Link: CVE-2026-104056
No data.
Status : Received
Published: 2026-10-01T19:17:19.033
Modified: 2026-10-01T19:17:19.033
Link: CVE-2026-104056
No data.
OpenCVE Enrichment
Updated: 2026-10-01T19:30:11Z
Weaknesses
No weakness.