CVE-2026-111322
Archon 0.2.13 through 0.11.1 Missing Authentication via /api/* Control API
coleam00 Archon
CVSS
9.3CriticalExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 16 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.69%Chance of exploitation activity in the next 30 days, higher than 52% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
Archon 0.2.13 through 0.11.1 contains a missing authentication vulnerability that allows unauthenticated attackers to access the /api/* control API, which binds to 0.0.0.0 by default. Attackers with network access can send messages to the AI coding agent, which runs with bypassPermissions, to execute commands on the host as the Archon user.
Text from CVE List
Affected versions 1
- Archonaffected: 0.2.13 through 0.11.1CVE List
References 6
- vulncheck.com/advisories/archon-0.2.13-through-0.11.1-missing-authentication-via-api-control-apiAdvisoryvia CVE List
- hackmd.io/@hieuPenguinnn/archon-os-api-missing-authentication-defaultExploitvia CVE List
- github.com/coleam00/Archon/blob/v0.11.1/packages/server/src/routes/api.ts#L1749-L1756Referencevia CVE List
- github.com/coleam00/Archon/blob/v0.11.1/packages/server/src/auth/config.ts#L25-L27Referencevia CVE List
- github.com/coleam00/Archon/blob/v0.11.1/packages/server/src/index.ts#L909Referencevia CVE List
- github.com/coleam00/ArchonReferencevia CVE List