CVE-2026-64708

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreHIGH confidence

Score 5.5 from GitHub Security Advisory published 2026-07-27. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

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

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks.

CVSS v3
5.5
EG Score
5.5(high)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

July 27, 2026

Last Modified

July 28, 2026

Advisory Details (3)

Auto-updated Jul 28, 2026
No patch confirmed yet.
generic

About the security content of macOS Sonoma 14.8.8 - Apple Support

https://support.apple.com/en-us/128072
generic

About the security content of macOS Sequoia 15.7.8 - Apple Support

https://support.apple.com/en-us/128071
generic

About the security content of macOS Tahoe 26.6 - Apple Support

https://support.apple.com/en-us/128067

Vendor Advisories for CVE-2026-64708(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 18× in last 7d / 88× 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.

  1. 2026-08-26 02:11 UTCEG score recompute
  2. 2026-08-26 02:11 UTCGHSA enrichment
  3. 2026-08-25 13:49 UTCEPSS rescore
  4. 2026-08-25 03:33 UTCEG score recompute
  5. 2026-08-25 03:33 UTCGHSA enrichment
  6. 2026-08-24 04:55 UTCGHSA enrichment
  7. 2026-08-23 06:17 UTCEG score recompute
  8. 2026-08-23 06:17 UTCGHSA enrichment
  9. 2026-08-23 00:19 UTCEPSS rescore
  10. 2026-08-22 07:38 UTCEG score recompute
  11. 2026-08-22 07:38 UTCGHSA enrichment
  12. 2026-08-21 23:49 UTCEPSS rescore
  13. 2026-08-21 09:00 UTCEG score recompute
  14. 2026-08-21 09:00 UTCGHSA enrichment
  15. 2026-08-20 22:55 UTCEPSS rescore
  16. 2026-08-20 10:21 UTCEG score recompute
  17. 2026-08-20 10:21 UTCGHSA enrichment
  18. 2026-08-19 17:04 UTCEPSS rescore
  19. 2026-08-19 11:43 UTCEG score recompute
  20. 2026-08-19 11:43 UTCGHSA enrichment
  21. 2026-08-18 13:48 UTCEPSS rescore
  22. 2026-08-18 13:04 UTCGHSA enrichment
  23. 2026-08-17 14:21 UTCEG score recompute
  24. 2026-08-17 14:21 UTCGHSA enrichment
  25. 2026-08-17 13:47 UTCEPSS rescore
Show 63 more
  1. 2026-08-16 15:43 UTCEG score recompute
  2. 2026-08-16 15:43 UTCGHSA enrichment
  3. 2026-08-16 14:56 UTCEPSS rescore
  4. 2026-08-15 17:05 UTCEG score recompute
  5. 2026-08-15 17:05 UTCGHSA enrichment
  6. 2026-08-15 01:30 UTCEPSS rescore
  7. 2026-08-14 18:26 UTCEG score recompute
  8. 2026-08-14 18:26 UTCGHSA enrichment
  9. 2026-08-13 22:00 UTCEPSS rescore
  10. 2026-08-13 19:48 UTCGHSA enrichment
  11. 2026-08-12 21:10 UTCEG score recompute
  12. 2026-08-12 21:10 UTCGHSA enrichment
  13. 2026-08-12 13:51 UTCEPSS rescore
  14. 2026-08-11 22:23 UTCEG score recompute
  15. 2026-08-11 22:23 UTCGHSA enrichment
  16. 2026-08-11 00:00 UTCEPSS rescore
  17. 2026-08-10 23:45 UTCGHSA enrichment
  18. 2026-08-10 01:07 UTCGHSA enrichment
  19. 2026-08-09 02:29 UTCEG score recompute
  20. 2026-08-09 02:29 UTCGHSA enrichment
  21. 2026-08-08 16:37 UTCEPSS rescore
  22. 2026-08-08 03:51 UTCEG score recompute
  23. 2026-08-08 03:51 UTCGHSA enrichment
  24. 2026-08-07 05:13 UTCEG score recompute
  25. 2026-08-07 05:13 UTCGHSA enrichment
  26. 2026-08-06 13:47 UTCEPSS rescore
  27. 2026-08-06 06:35 UTCEG score recompute
  28. 2026-08-06 06:35 UTCGHSA enrichment
  29. 2026-08-05 19:17 UTCEPSS rescore
  30. 2026-08-05 19:17 UTCEPSS rescore
  31. 2026-08-05 07:58 UTCEG score recompute
  32. 2026-08-05 07:57 UTCGHSA enrichment
  33. 2026-08-04 15:10 UTCEPSS rescore
  34. 2026-08-04 10:39 UTCEPSS rescore
  35. 2026-08-04 09:19 UTCGHSA enrichment
  36. 2026-08-03 10:37 UTCEG score recompute
  37. 2026-08-03 10:36 UTCEPSS rescore
  38. 2026-08-03 10:36 UTCGHSA enrichment
  39. 2026-08-02 11:42 UTCEG score recompute
  40. 2026-08-02 11:42 UTCGHSA enrichment
  41. 2026-08-02 02:27 UTCEPSS rescore
  42. 2026-08-01 13:04 UTCEG score recompute
  43. 2026-08-01 13:04 UTCGHSA enrichment
  44. 2026-08-01 04:16 UTCEPSS rescore
  45. 2026-07-31 14:26 UTCEG score recompute
  46. 2026-07-31 14:26 UTCGHSA enrichment
  47. 2026-07-30 16:28 UTCEPSS rescore
  48. 2026-07-30 15:43 UTCEG score recompute
  49. 2026-07-30 15:43 UTCGHSA enrichment
  50. 2026-07-30 01:30 UTCEPSS rescore
  51. 2026-07-30 01:30 UTCEPSS rescore
  52. 2026-07-29 16:44 UTCGHSA enrichment
  53. 2026-07-28 18:06 UTCGHSA enrichment
  54. 2026-07-28 16:42 UTCGHSA enrichment
  55. 2026-07-28 15:46 UTCEG score recompute
  56. 2026-07-28 15:45 UTCGHSA enrichment
  57. 2026-07-28 15:37 UTCEPSS rescore
  58. 2026-07-28 14:41 UTCEG score recompute▲ 5.50
  59. 2026-07-28 14:41 UTCGHSA enrichment
  60. 2026-07-28 14:38 UTCMITRE cvelistV5CVSS v3 → 5.5 · severity → MEDIUM
  61. 2026-07-27 21:19 UTCNVD update
  62. 2026-07-27 20:28 UTCEG score recompute
  63. 2026-07-27 20:24 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-64708?
CVE-2026-64708 is a medium vulnerability published on July 27, 2026. A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks.
When was CVE-2026-64708 disclosed?
CVE-2026-64708 was first published in the National Vulnerability Database on July 27, 2026, with the most recent update on July 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-64708 actively exploited?
CVE-2026-64708 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 91.6% of all scored CVEs.
What is the CVSS score of CVE-2026-64708?
CVE-2026-64708 has a CVSS v3.1 base score of 5.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-64708?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-64708, 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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