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
Trending — 4 sources updated this week
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
33%
KEV
Not listed

Published

May 20, 2026

Last Modified

July 20, 2026

Advisory Details (3)

Auto-updated Aug 1, 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

Client Challenge

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 (0.09-3ubuntu0.25.10.1) @ questing2026-08-24ubuntu

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.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
libcrypt-saltedhash-perl0.09-1.1, 0.09-2, 0.09-3, 0.11-1, 0.12-1——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
libcrypt-saltedhash-perl0.09-3, 0.11-1, 0.12-1——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
libcrypt-saltedhash-perl0.09-3, 0.11-1, 0.12-1——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
libcrypt-saltedhash-perl0.09-30.11-1—

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 18× in last 7d / 185× 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 436 total refreshes for this CVE.

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

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 67.5% 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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