CVE-2026-22820: Outray cli is vulnerable to race conditions in tunnels creation

Severity: low (CVSS 3.7 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: yes
Published: 2026-01-14 · updated 2026-06-17
Weakness: CWE-367

Description

Outray openSource ngrok alternative. Prior to 0.1.5, a TOCTOU race condition vulnerability allows a user to exceed the set number of active tunnels in their subscription plan. This vulnerability is fixed in 0.1.5.

Affected products

akinloluwami outray: before 0.1.5 — fixed in 0.1.5

How to fix

Upgrade to a fixed version: akinloluwami outray 0.1.5. Check the vendor advisory for mitigations.

References

https://github.com/outray-tunnel/outray/commit/08c61495761349e7fd2965229c3faa8d7b1c1581
https://github.com/outray-tunnel/outray/security/advisories/GHSA-3pqc-836w-jgr7

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