CVE-2026-108581: Octop through 1.0.2b6 Missing Authorization Exposes Provider API Keys via /api/providers

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-10 · updated 2026-10-18
Weakness: CWE-862

Description

TencentCloud Octop through 1.0.2b6 contains a missing authorization vulnerability that allows authenticated low-privileged users to read stored provider API keys via GET /api/providers and GET /api/voice/providers. Attackers can query these endpoints, which only validate the JWT, to obtain plaintext LLM and voice provider API keys and abuse the upstream provider accounts.

Affected products

TencentCloud Octop: through 1.0.2b6

References

https://github.com/TencentCloud/Octop/blob/eb28011249c02cafd389b2d424294c6c1b9cf422/src/octop/api/routers/providers.py#L120-L208
https://github.com/TencentCloud/Octop/pull/1265
https://github.com/TencentCloud/Octop/pull/1507
https://hackmd.io/@haind/octop-provider-key-cross-role-read
https://www.vulncheck.com/advisories/octop-through-1.0-2b6-missing-authorization-exposes-provider-api-keys-via-api-providers

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