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CVE-2025-64109

Cursor is a code editor built for programming with AI. In versions and below, a vulnerability in the Cursor CLI Beta allowed an attacker to achieve remote code execution through the MCP (Model Context Protocol) server mechanism by uploading a malicious MCP configuration in .cursor/mcp.json file in a GitHub repository. Once a victim clones the project and opens it using Cursor CLI, the command to run the malicious MCP server is immediately executed without any warning, leading to potential code e
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7971ae5417eabc5013fecc946a11c8d65546890cc6b7a1661a08936e660f2ed8
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"cursor","vendor":"cursor","versions":[{"status":"affected","version":"< 2025.09.17-25b418f"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ae1a2ff3c47d814d7a418fcb92235c74aad8c4298efec2a48b2a8530c1f37221 · sha256:716ad98923b6c2ff… · /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:ae1a2ff3c47d814d7a418fcb92235c74aad8c4298efec2a48b2a8530c1f37221 · sha256:716ad98923b6c2ff… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ae1a2ff3c47d814d7a418fcb92235c74aad8c4298efec2a48b2a8530c1f37221 · sha256:716ad98923b6c2ff… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/cursor/cursor/security/advisories/GHSA-4hwr-97q3-37w2","tags":["x_refsource_CONFIRM"],"url":"https://github.com/cursor/cursor/security/advisories/GHSA-4hwr-97q3-37w2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ae1a2ff3c47d814d7a418fcb92235c74aad8c4298efec2a48b2a8530c1f37221 · sha256:716ad98923b6c2ff… · /containers/cna/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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