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
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.1Exploit: None knownExposed: 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
56(Track)
EG Risk 56/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity91% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
32%
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 7× in last 7d / 43× 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 251 total refreshes for this CVE.

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

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 0% probability of exploitation in the next 30 days, which ranks it in the top 67.7% of all scored CVEs.
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.

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