CVE-2026-39579

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-15. the CNA's CVSS baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:patchstack, epss, ghsa
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: None knownExposed: 0

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

Contributor Privilege Escalation in B Blocks <= 2.0.31 versions.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

June 15, 2026

Last Modified

June 15, 2026

Advisory Details (1)

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

Privilege Escalation in WordPress B Blocks Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/b-blocks/vulnerability/wordpress-b-blocks-plugin-2-0-31-privilege-escalation-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-39579(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 9× in last 7d / 36× 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 239 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-39579?
CVE-2026-39579 is a high vulnerability published on June 15, 2026. Contributor Privilege Escalation in B Blocks <= 2.0.31 versions.
When was CVE-2026-39579 disclosed?
CVE-2026-39579 was first published in the National Vulnerability Database on June 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-39579 actively exploited?
CVE-2026-39579 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 79.5% of all scored CVEs.
What is the CVSS score of CVE-2026-39579?
CVE-2026-39579 has a CVSS v4.0 base score of 8.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-39579?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-39579, 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

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