HighVulnerability

CVE-2026-22812: OpenCode unauthenticated HTTP server allows arbitrary shell command execution

Source: NVD(opens in a new tab)
Identifier: CVE-2026-22812
Published: January 12, 2026
Record updated: October 9, 2026

Affected: opencode-ai < 1.0.216
Fixed in: 1.0.216
released December 30, 2025, 13 days before disclosure
Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 16.5%

Summary

CVE-2026-22812 affects OpenCode, an open source AI coding agent, before version 1.0.216. OpenCode automatically starts an unauthenticated HTTP server, which lets any local process, or any website through permissive CORS, run arbitrary shell commands with the user's privileges. The weakness is classified as CWE-306, CWE-749 and CWE-942.

Mitigation

Fixed in 1.0.216.

Details

Scores and exploitation

CVSS score: 8.8(high)
Patch available: Yes
EPSS: 16.5%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 4, 2026.

Weaknesses and techniques

Weakness (CWE): CWE-306
CWE-749
CWE-942
Attack pattern (CAPEC): CAPEC-115

Affected

Packages: opencode-ai@< 1.0.216 (fixed: 1.0.216)

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Agent
Impact: Confidentiality,
Integrity,
Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-22812

First tracked: February 15, 2026 at 08:53 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 90% (self-assessed)

Topics

AI agents

Summary

Mitigation

Topics

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