CVE-2026-8700

HIGHNVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.3 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 73% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
7.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Crypt::DSA versions before 1.20 for Perl generate seeds using rand.

Seeds were generated using Perl's built-in rand function, which is predictable and unsuitable for security usage.

CVSS v3
7.3
EG Score
7.3(medium)
EPSS
27.6%
KEV
Not listed

Published

May 15, 2026

Last Modified

May 18, 2026

Advisory Details (3)

Auto-updated May 18, 2026
No patch confirmed yet.
generic

oss-security - CVE-2026-8700: Crypt::DSA versions before 1.20 for Perl generate seeds using rand

http://www.openwall.com/lists/oss-security/2026/05/15/26
generic

Client Challenge

https://metacpan.org/release/TIMLEGGE/Crypt-DSA-1.20/diff/TIMLEGGE/Crypt-DSA-1.19#lib/Crypt/DSA/KeyChain.pm
generic

Changes - metacpan.org

https://metacpan.org/release/TIMLEGGE/Crypt-DSA-1.20/changes

Vendor Advisories for CVE-2026-8700(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 70× 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 141 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-8700?
CVE-2026-8700 is a high vulnerability published on May 15, 2026. Crypt::DSA versions before 1.20 for Perl generate seeds using rand. Seeds were generated using Perl's built-in rand function, which is predictable and unsuitable for security usage.
When was CVE-2026-8700 disclosed?
CVE-2026-8700 was first published in the National Vulnerability Database on May 15, 2026, with the most recent update on May 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8700 actively exploited?
CVE-2026-8700 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8700?
CVE-2026-8700 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-8700?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8700, 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-2026-8700

Explore →

Is Your Infrastructure Affected by CVE-2026-8700?

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

Start Free Scan →Browse All CVEs