CVE-2026-64636

HIGHPre-NVD 7.77.7—
EchelonGraph scoreMEDIUM confidence

Score 7.7 from GitHub Security Advisory (severity: HIGH) published 2026-08-07. A secondary CVSS source baseline 7.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.7EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 7.7Exploit: None knownExposed services: Not assessed

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

An SQL injection vulnerability in Plesk Obsidian up to 18.0.80 for Linux and Windows allows an authenticated user to read arbitrary data from the panel database.

CVSS v3
7.7
EG Score
7.7HIGHmedium confidence
EG Risk
35
EG Risk 35/100CISA SSVC

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
Severity77% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.4%
EPSS %ILE
32nd
KEV
Not listed

CISA SSVCTrack at every mission impact level.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 7, 2026

Last Modified

September 3, 2026

References (1)

Vendor Advisories for CVE-2026-64636(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 17× in last 7d / 87× 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 196 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-64636?
CVE-2026-64636 is a high vulnerability published on August 7, 2026. An SQL injection vulnerability in Plesk Obsidian up to 18.0.80 for Linux and Windows allows an authenticated user to read arbitrary data from the panel database.
When was CVE-2026-64636 disclosed?
CVE-2026-64636 was first published on August 7, 2026, with the most recent update on September 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-64636 actively exploited?
CVE-2026-64636 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (32nd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-64636?
CVE-2026-64636 has a CVSS base score of 7.7 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-64636?
No fix for CVE-2026-64636 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-64636 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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