Is CVE-2026-47831 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-47831?

CVE-2026-47831 has a CVSS v3 severity of HIGH (7.5).

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CVE-2026-47831

Description

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.