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CVE-2026-22812

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7309aae87bac95553d0b9bde45a5a45991235b6ad8f42522bf20602797c1c3d2
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-306","description":"CWE-306: Missing Authentication for Critical Function","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-942","description":"CWE-942: Permissive Cross-domain Policy with Untrusted Domains","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-749","description":"CWE-749: Exposed Dangerous Method or Function","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"opencode","vendor":"anomalyco","versions":[{"status":"affected","version":"< 1.0.216"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-306","description":"CWE-306: Missing Authentication for Critical Function","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-942","description":"CWE-942: Permissive Cross-domain Policy with Untrusted Domains","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-749","description":"CWE-749: Exposed Dangerous Method or Function","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/problemTypes/1/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/anomalyco/opencode/security/advisories/GHSA-vxw4-wv6m-9hhh","tags":["x_refsource_CONFIRM"],"url":"https://github.com/anomalyco/opencode/security/advisories/GHSA-vxw4-wv6m-9hhh"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/anomalyco/opencode/security/advisories/GHSA-vxw4-wv6m-9hhh"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e7a47a794177529a5fe9cbe84a4b9bf0af49428b90bb94851c6caf5df0cac9cd · sha256:8a7cbec33dacfa44… · /containers/adp/0/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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