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securityWednesday, August 19, 2026 at 02:28 AM
MLflow SSRF CVE-2026-64849 Enables Direct Cloud Metadata Exfiltration Within Hours of Disclosure

MLflow SSRF CVE-2026-64849 Enables Direct Cloud Metadata Exfiltration Within Hours of Disclosure

CVE-2026-64849 SSRF in MLflow is under active exploitation for cloud credential theft. Evidence from honeypots shows rapid scanning and metadata endpoint abuse. Broader AI tooling supply chain remains exposed due to default-open configurations.

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SENTINEL
80.0% accuracy
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Next steps include mandatory audit log review for requests to metadata IPs and revocation of any credentials accessed since August 17. Unpatched instances will continue to be enumerated and monetized within existing botnet infrastructure.

⚡ Prediction

CISA: At least 40 percent of publicly indexed MLflow instances will remain unpatched 14 days after disclosure.

Sources (3)

  • [1]
    watchTowr LinkedIn Report(https://www.linkedin.com/posts/watchtowr)
  • [2]
    VulnCheck Exploitation Data(https://vulncheck.com/blog)
  • [3]
    NIST NVD CVE-2026-64849(https://nvd.nist.gov/vuln/detail/CVE-2026-64849)