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CVE-2026-3680

A security flaw has been discovered in RyuzakiShinji biome-mcp-server up to 1.0.0. Affected by this issue is some unknown functionality of the file biome-mcp-server.ts. Performing a manipulation results in command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The patch is named 335e1727147efeef011f1ff8b05dd751d8a660be. Applying a patch is the recommended action to fix this issue.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:70154fb0b70d71220e951bfe94081851cea221aa018a478d6cd920b8e2a64a29
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/3/cvssV2_0
cwe · 2 assertions

{"cweId":"CWE-74","description":"Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-77","description":"Command Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"biome-mcp-server","vendor":"RyuzakiShinji","versions":[{"status":"affected","version":"1.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/metrics/3/cvssV2_0

CWE assertions

2 source assertions
{"cweId":"CWE-74","description":"Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-77","description":"Command Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["product"],"url":"https://github.com/RyuzakiShinji/biome-mcp-server/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/6
{"tags":["issue-tracking","patch"],"url":"https://github.com/RyuzakiShinji/biome-mcp-server/pull/1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/3
{"tags":["issue-tracking","patch"],"url":"https://github.com/RyuzakiShinji/biome-mcp-server/pull/1/changes/335e1727147efeef011f1ff8b05dd751d8a660be"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/5
{"tags":["exploit"],"url":"https://github.com/user-attachments/files/25466715/biome-mcp-server_security_advisory.pdf"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/4
{"name":"VDB-349582 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/?ctiid.349582"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/1
{"name":"VDB-349582 | RyuzakiShinji biome-mcp-server biome-mcp-server.ts command injection","tags":["vdb-entry"],"url":"https://vuldb.com/?id.349582"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/0
{"name":"Submit #765399 | RyuzakiShinji biome-mcp-server <=1.0.0 Command Injection","tags":["third-party-advisory"],"url":"https://vuldb.com/?submit.765399"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a090a6352b223c376977c1b16e550124921ec66e77acd25e0092e816a2f96486 · sha256:dd1c9896bae3d1d9… · /containers/cna/references/2

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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