CVE-2024-6303: Missing Authorization in Conduit

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-06-25 · updated 2026-06-17
Weakness: CWE-862

Description

Missing authorization in Client-Server API in Conduit <=0.7.0, allowing for any alias to be removed and added to another room, which can be used for privilege escalation by moving the #admins alias to a room which they control, allowing them to run commands resetting passwords, siging json with the server's key, deactivating users, and more

Affected products

The Conduit Contributors Conduit: before 0.8.0 — fixed in 0.8.0

How to fix

Upgrade to a fixed version: The Conduit Contributors Conduit 0.8.0. Check the vendor advisory for mitigations.

References

https://conduit.rs/changelog/#v0-8-0-2024-06-12
https://gitlab.com/famedly/conduit/-/releases/v0.8.0
https://conduit.rs/changelog/#v0-8-0-2024-06-12
https://gitlab.com/famedly/conduit/-/releases/v0.8.0

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