Cyber Resilience

CVE-2026-47372

Critical

Published: 20 May 2026

Published
20 May 2026
Modified
21 May 2026
KEV Added
Patch
CVSS Score v3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score 0.0040 31.6th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-47372 is a critical-severity PRNG (CWE-338) vulnerability. Its CVSS base score is 9.1 (Critical).

Operationally, ranked at the 31.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability details

Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

Insufficient information to map techniques.
Confidence: LOW · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2025-66630Shared CWE-338
CVE-2024-58041Shared CWE-338
CVE-2024-40762Shared CWE-338
CVE-2025-40905Shared CWE-338
CVE-2026-41858Shared CWE-338
CVE-2026-6659Shared CWE-338
CVE-2021-26091Shared CWE-338
CVE-2025-15578Shared CWE-338
CVE-2026-25726Shared CWE-338
CVE-2024-57854Shared CWE-338

Affected Assets

SaltedHash
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-338

Security associations share details on cryptographically weak PRNGs, helping avoid their implementation in security-critical functions.

addresses: CWE-338

Cryptographic key management standards require cryptographically strong PRNGs for key material, blocking use of weak generators.

References