CVE-2026-65364

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-09-14. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: None knownExposed: 0

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

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause unexpected system termination.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity75% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
51%
KEV
Not listed

Published

September 14, 2026

Last Modified

September 15, 2026

Advisory Details (3)

Auto-updated Sep 14, 2026
No patch confirmed yet.
generic

About the security content of macOS Sequoia 15.8 - Apple Support

https://support.apple.com/en-us/149043
generic

About the security content of macOS Tahoe 26.7 - Apple Support

https://support.apple.com/en-us/149042
generic

About the security content of macOS Golden Gate 27 - Apple Support

https://support.apple.com/en-us/149035

Vendor Advisories for CVE-2026-65364(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 25× in last 7d / 46× 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. 2026-09-25 05:15 UTCGHSA enrichment
  2. 2026-09-24 18:11 UTCEG score recompute
  3. 2026-09-24 18:11 UTCGHSA enrichment
  4. 2026-09-24 06:26 UTCGHSA enrichment
  5. 2026-09-23 19:22 UTCEG score recompute
  6. 2026-09-23 19:22 UTCGHSA enrichment
  7. 2026-09-23 17:54 UTCEPSS rescore
  8. 2026-09-23 08:12 UTCGHSA enrichment
  9. 2026-09-22 21:08 UTCEG score recompute
  10. 2026-09-22 21:08 UTCGHSA enrichment
  11. 2026-09-22 10:05 UTCGHSA enrichment
  12. 2026-09-21 23:01 UTCEG score recompute
  13. 2026-09-21 23:01 UTCGHSA enrichment
  14. 2026-09-21 11:57 UTCGHSA enrichment
  15. 2026-09-21 00:54 UTCEG score recompute
  16. 2026-09-21 00:54 UTCGHSA enrichment
  17. 2026-09-20 20:16 UTCEPSS rescore
  18. 2026-09-20 13:50 UTCGHSA enrichment
  19. 2026-09-20 02:46 UTCEG score recompute
  20. 2026-09-20 02:46 UTCGHSA enrichment
  21. 2026-09-19 15:42 UTCGHSA enrichment
  22. 2026-09-19 04:37 UTCEG score recompute
  23. 2026-09-19 04:37 UTCGHSA enrichment
  24. 2026-09-18 19:28 UTCEPSS rescore
  25. 2026-09-18 17:33 UTCGHSA enrichment
Show 21 more
  1. 2026-09-18 06:29 UTCEG score recompute
  2. 2026-09-18 06:29 UTCGHSA enrichment
  3. 2026-09-17 19:25 UTCGHSA enrichment
  4. 2026-09-17 05:23 UTCGHSA enrichment
  5. 2026-09-16 18:19 UTCEG score recompute
  6. 2026-09-16 18:19 UTCGHSA enrichment
  7. 2026-09-16 14:08 UTCEPSS rescore
  8. 2026-09-16 07:16 UTCEG score recompute
  9. 2026-09-16 07:16 UTCGHSA enrichment
  10. 2026-09-16 05:15 UTCEPSS rescore
  11. 2026-09-15 20:12 UTCGHSA enrichment
  12. 2026-09-15 15:00 UTCGHSA enrichment
  13. 2026-09-15 10:26 UTCEG score recompute
  14. 2026-09-15 10:26 UTCGHSA enrichment
  15. 2026-09-14 23:22 UTCGHSA enrichment
  16. 2026-09-14 23:00 UTCEG score recompute▲ 7.50
  17. 2026-09-14 23:00 UTCGHSA enrichment
  18. 2026-09-14 23:00 UTCMITRE cvelistV5CVSS v3 → 7.5 · severity → HIGH
  19. 2026-09-14 21:22 UTCNVD update
  20. 2026-09-14 21:00 UTCEG score recompute
  21. 2026-09-14 20:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-65364?
CVE-2026-65364 is a high vulnerability published on September 14, 2026. An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause unexpected system termination.
When was CVE-2026-65364 disclosed?
CVE-2026-65364 was first published in the National Vulnerability Database on September 14, 2026, with the most recent update on September 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-65364 actively exploited?
CVE-2026-65364 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 49.0% of all scored CVEs.
What is the CVSS score of CVE-2026-65364?
CVE-2026-65364 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-65364?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-65364, 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-2026-65364

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