CVE-2026-47831

highCVSS 7.5covered by 1 sourcefirst seen 2026-07-09

Use of a cryptographically weak random number generator in the GenerateRandomPassword function in bosh-windows-stemcell-builder allows a remote attacker to brute-force the resulting SSH login via TCP/22. Affected versions: bosh-windows-stemcell-builder versions prior to v2019.98.

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Exploitation outlook

Low exploitation risk0.19% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 9% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-47831: Use of a cryptographically weak random number generator in the GenerateRandomPassword function…nvd · 2026-07-09

External references

NVD record for CVE-2026-47831

CVE.org record

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