CVE-2026-47372

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-21. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.1Exploit: NoneExposed: 0

A fix is available — apply it.

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.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
—
EPSS
32.2%
KEV
Not listed

Published

May 20, 2026

Last Modified

July 20, 2026

Advisory Details (3)

Auto-updated May 21, 2026
No patch confirmed yet.
generic

oss-security - CVE-2026-47372: Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts

http://www.openwall.com/lists/oss-security/2026/05/20/22
generic

Changes - metacpan.org

https://metacpan.org/release/RRWO/Crypt-SaltedHash-0.10/changes
generic
https://github.com/robrwo/perl-Crypt-SaltedHash/commit/9b68437d2cd420b819b3a795474c3870338d38d5.patch

Vendor Advisories for CVE-2026-47372(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibcrypt-saltedhash-perl (0.09-1ubuntu0.20.04.1~esm1) @ focal2026-06-29ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 8× in last 7d / 61× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 246 total refreshes for this CVE.

  1. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:24 UTCEPSS rescore
  3. 2026-07-20 17:08 UTCEPSS rescore
  4. 2026-07-19 14:31 UTCEPSS rescore
  5. 2026-07-19 02:29 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-17 22:29 UTCOSV refresh
  8. 2026-07-16 17:03 UTCEPSS rescore
  9. 2026-07-15 16:57 UTCEPSS rescore
  10. 2026-07-15 02:00 UTCEPSS rescore
  11. 2026-07-13 22:30 UTCEPSS rescore
  12. 2026-07-13 06:13 UTCEPSS rescore
  13. 2026-07-12 05:46 UTCEPSS rescore
  14. 2026-07-11 08:27 UTCEPSS rescore
  15. 2026-07-09 19:10 UTCEPSS rescore
  16. 2026-07-08 15:16 UTCEPSS rescore
  17. 2026-07-07 13:46 UTCEPSS rescore
  18. 2026-07-06 16:27 UTCEPSS rescore
  19. 2026-07-06 02:23 UTCEPSS rescore
  20. 2026-07-05 02:30 UTCEPSS rescore
  21. 2026-07-04 06:31 UTCEPSS rescore
  22. 2026-07-01 15:07 UTCEPSS rescore
  23. 2026-06-30 23:22 UTCEPSS rescore
  24. 2026-06-29 20:22 UTCVendor advisory
  25. 2026-06-29 20:22 UTCGHSA enrichment
Show 75 more
  1. 2026-06-29 14:06 UTCEPSS rescore
  2. 2026-06-29 14:06 UTCEPSS rescore
  3. 2026-06-28 14:07 UTCEPSS rescore
  4. 2026-06-28 12:31 UTCVendor advisory
  5. 2026-06-28 12:31 UTCGHSA enrichment
  6. 2026-06-28 08:08 UTCVendor advisory
  7. 2026-06-28 08:08 UTCGHSA enrichment
  8. 2026-06-28 04:56 UTCEPSS rescore
  9. 2026-06-28 04:56 UTCEPSS rescore
  10. 2026-06-28 04:07 UTCVendor advisory
  11. 2026-06-28 04:07 UTCGHSA enrichment
  12. 2026-06-28 00:08 UTCVendor advisory
  13. 2026-06-28 00:08 UTCGHSA enrichment
  14. 2026-06-27 20:06 UTCVendor advisory
  15. 2026-06-27 20:06 UTCGHSA enrichment
  16. 2026-06-27 12:06 UTCVendor advisory
  17. 2026-06-27 12:06 UTCGHSA enrichment
  18. 2026-06-27 07:25 UTCVendor advisory
  19. 2026-06-27 07:25 UTCGHSA enrichment
  20. 2026-06-27 03:08 UTCEPSS rescore
  21. 2026-06-26 23:30 UTCVendor advisory
  22. 2026-06-26 23:30 UTCGHSA enrichment
  23. 2026-06-26 19:29 UTCVendor advisory
  24. 2026-06-26 19:29 UTCGHSA enrichment
  25. 2026-06-26 03:43 UTCVendor advisory
  26. 2026-06-26 03:43 UTCGHSA enrichment
  27. 2026-06-25 23:19 UTCVendor advisory
  28. 2026-06-25 23:19 UTCGHSA enrichment
  29. 2026-06-25 18:59 UTCVendor advisory
  30. 2026-06-25 18:59 UTCGHSA enrichment
  31. 2026-06-25 15:01 UTCVendor advisory
  32. 2026-06-25 15:01 UTCGHSA enrichment
  33. 2026-06-25 13:49 UTCEPSS rescore
  34. 2026-06-24 14:05 UTCEPSS rescore
  35. 2026-06-23 21:33 UTCEPSS rescore
  36. 2026-06-23 21:33 UTCEPSS rescore
  37. 2026-06-22 14:25 UTCEPSS rescore
  38. 2026-06-22 14:25 UTCEPSS rescore
  39. 2026-06-21 14:56 UTCEPSS rescore
  40. 2026-06-21 14:56 UTCEPSS rescore
  41. 2026-06-21 01:59 UTCEPSS rescore
  42. 2026-06-21 01:59 UTCEPSS rescore
  43. 2026-06-19 19:26 UTCEPSS rescore
  44. 2026-06-19 19:26 UTCEPSS rescore
  45. 2026-06-18 17:52 UTCEPSS rescore
  46. 2026-06-18 17:52 UTCEPSS rescore
  47. 2026-06-18 04:00 UTCVendor advisory
  48. 2026-06-18 03:59 UTCGHSA enrichment
  49. 2026-06-17 23:58 UTCVendor advisory
  50. 2026-06-17 23:58 UTCGHSA enrichment
  51. 2026-06-17 20:00 UTCVendor advisory
  52. 2026-06-17 20:00 UTCGHSA enrichment
  53. 2026-06-17 17:53 UTCEPSS rescore
  54. 2026-06-17 15:28 UTCVendor advisory
  55. 2026-06-17 15:28 UTCGHSA enrichment
  56. 2026-06-17 11:18 UTCVendor advisory
  57. 2026-06-17 11:18 UTCGHSA enrichment
  58. 2026-06-17 04:03 UTCVendor advisory
  59. 2026-06-17 04:02 UTCGHSA enrichment
  60. 2026-06-17 00:03 UTCVendor advisory
  61. 2026-06-17 00:03 UTCGHSA enrichment
  62. 2026-06-16 20:05 UTCVendor advisory
  63. 2026-06-16 20:05 UTCGHSA enrichment
  64. 2026-06-16 17:53 UTCEPSS rescore
  65. 2026-06-16 10:48 UTCVendor advisory
  66. 2026-06-16 10:48 UTCGHSA enrichment
  67. 2026-06-16 06:49 UTCVendor advisory
  68. 2026-06-16 06:48 UTCGHSA enrichment
  69. 2026-06-16 02:49 UTCVendor advisory
  70. 2026-06-16 02:49 UTCGHSA enrichment
  71. 2026-06-15 22:51 UTCVendor advisory
  72. 2026-06-15 22:51 UTCGHSA enrichment
  73. 2026-06-15 17:49 UTCEPSS rescore
  74. 2026-06-15 17:49 UTCEPSS rescore
  75. 2026-06-15 15:45 UTCVendor advisory

Frequently asked(5)

What is CVE-2026-47372?
CVE-2026-47372 is a critical vulnerability published on May 20, 2026. 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.
When was CVE-2026-47372 disclosed?
CVE-2026-47372 was first published in the National Vulnerability Database on May 20, 2026, with the most recent update on July 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-47372 actively exploited?
CVE-2026-47372 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-47372?
CVE-2026-47372 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-47372?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-47372, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-47372

Explore →

Is Your Infrastructure Affected by CVE-2026-47372?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs