CVE-2026-116634

OmniRoute 3.8.50 before 3.8.52 contains a missing authentication vulnerability that allows unauthenticated attackers to issue sync tokens via POST /api/sync/tokens when requireLogin is disabled. Attackers can use the issued token against GET /api/sync/bundle to retrieve decrypted provider credentials and plaintext API keys, with tokens persisting after login is re-enabled.

CVSS 4.0

8.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-306

Published

2026-10-26

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://github.com/cheaper-inference/OmniRoute
• https://github.com/cheaper-inference/OmniRoute/blob/c1e30b7676975feb298b49eff6ff58923c04b89e/src/app/api/sync/tokens/route.ts#L28-L30
• https://github.com/cheaper-inference/OmniRoute/blob/c1e30b7676975feb298b49eff6ff58923c04b89e/src/server/authz/routeGuard.ts#L154-L167
• https://github.com/cheaper-inference/OmniRoute/commit/44a29611bf088e351d8d40eacaabdc1794ed0c61
• https://github.com/cheaper-inference/OmniRoute/pull/17053

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