Low severity · published Jan 14, 2026
CVE-2026-22820
Outray cli is vulnerable to race conditions in tunnels creation
3.7
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OU
outray · akinloluwami
< 0.1.5 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-22820
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-22820
Patch
https://github.com/outray-tunnel/outray/commit/08c61495761349e7fd2965229c3faa8d7b1c1581
Exploit
https://github.com/outray-tunnel/outray/security/advisories/GHSA-3pqc-836w-jgr7
More from outray
3.1
CVE-2026-22819
Outray has a Race Condition in main/apps/web/src/routes/api/$orgSlug/subdomains/index.ts