CVE-2026-22812HIGH 8.8EPSS p96.7%

CVE-2026-22812CVE-2026-22812

Description

OpenCode is an open source AI coding agent. Prior to 1.0.216, OpenCode automatically starts an unauthenticated HTTP server that allows any local process (or any website via permissive CORS) to execute arbitrary shell commands with the user's privileges. This vulnerability is fixed in 1.0.216.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS16.96% probability of exploitation · percentile 96.7% · 2026-06-18T12:00:27Z
Published2026-01-12
Last modified2026-01-21

Underlying weaknesses· 3

CWE-306CWE-749CWE-942

References

  1. https://github.com/anomalyco/opencode/security/advisories/GHSA-vxw4-wv6m-9hhh
  2. https://github.com/anomalyco/opencode/security/advisories/GHSA-vxw4-wv6m-9hhh

3

TypeTargetConfidenceTier
WeaknessMissing Authentication for Critical Functioncwe-3060%live
WeaknessExposed Dangerous Method or Functioncwe-7490%live
WeaknessPermissive Cross-domain Security Policy with Untrusted Domainscwe-9420%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.