CVE-2026-43702

HIGHPre-NVD 7.87.8—
EchelonGraph scoreHIGH confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-09-14. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 7.8Exploit: None knownExposed services: Not assessed

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

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, macOS Sequoia 15.8, macOS Tahoe 26.6, macOS Tahoe 26.7, tvOS 26.6, watchOS 26.6. Processing a maliciously crafted video file may lead to unexpected app termination or corrupt process memory.

CVSS v3
7.8
EG Score
7.8HIGHhigh 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
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
0.2%
EPSS %ILE
6th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

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 total (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

September 14, 2026

Last Modified

September 17, 2026

Advisory Details (7)

Auto-updated Sep 16, 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 iOS 26.7 and iPadOS 26.7 - Apple Support

https://support.apple.com/en-us/149041
generic

About the security content of tvOS 26.6 - Apple Support

https://support.apple.com/en-us/128069
generic

About the security content of watchOS 26.6 - Apple Support

https://support.apple.com/en-us/128068
generic

About the security content of macOS Tahoe 26.6 - Apple Support

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

About the security content of iOS 26.6 and iPadOS 26.6 - Apple Support

https://support.apple.com/en-us/128066

Vendor Advisories for CVE-2026-43702(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 / 74× 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. 2026-10-05 02:15 UTCEG score recompute
  2. 2026-10-05 02:15 UTCGHSA enrichment
  3. 2026-10-04 23:22 UTCEPSS rescore
  4. 2026-10-04 13:08 UTCGHSA enrichment
  5. 2026-10-04 00:09 UTCEG score recompute
  6. 2026-10-04 00:09 UTCGHSA enrichment
  7. 2026-10-03 14:25 UTCEPSS rescore
  8. 2026-10-03 11:10 UTCGHSA enrichment
  9. 2026-10-02 22:10 UTCEG score recompute
  10. 2026-10-02 22:10 UTCGHSA enrichment
  11. 2026-10-02 09:09 UTCGHSA enrichment
  12. 2026-10-01 20:13 UTCEG score recompute
  13. 2026-10-01 20:13 UTCGHSA enrichment
  14. 2026-10-01 19:50 UTCEPSS rescore
  15. 2026-10-01 07:16 UTCGHSA enrichment
  16. 2026-09-30 18:20 UTCEG score recompute
  17. 2026-09-30 18:20 UTCGHSA enrichment
  18. 2026-09-30 15:03 UTCEPSS rescore
  19. 2026-09-30 05:23 UTCGHSA enrichment
  20. 2026-09-29 16:17 UTCEG score recompute
  21. 2026-09-29 16:17 UTCGHSA enrichment
  22. 2026-09-29 03:20 UTCEG score recompute
  23. 2026-09-29 03:20 UTCGHSA enrichment
  24. 2026-09-28 14:23 UTCEG score recompute
  25. 2026-09-28 14:23 UTCGHSA enrichment
Show 49 more
  1. 2026-09-28 01:26 UTCEG score recompute
  2. 2026-09-28 01:26 UTCGHSA enrichment
  3. 2026-09-27 13:48 UTCEPSS rescore
  4. 2026-09-27 12:29 UTCGHSA enrichment
  5. 2026-09-26 23:33 UTCEG score recompute
  6. 2026-09-26 23:33 UTCGHSA enrichment
  7. 2026-09-26 15:58 UTCEPSS rescore
  8. 2026-09-26 10:21 UTCEG score recompute
  9. 2026-09-26 10:20 UTCGHSA enrichment
  10. 2026-09-25 21:19 UTCGHSA enrichment
  11. 2026-09-25 08:22 UTCGHSA enrichment
  12. 2026-09-24 19:25 UTCEG score recompute
  13. 2026-09-24 19:25 UTCGHSA enrichment
  14. 2026-09-24 06:28 UTCEG score recompute
  15. 2026-09-24 06:28 UTCGHSA enrichment
  16. 2026-09-23 17:53 UTCEPSS rescore
  17. 2026-09-23 17:31 UTCGHSA enrichment
  18. 2026-09-23 04:35 UTCGHSA enrichment
  19. 2026-09-22 15:38 UTCEG score recompute
  20. 2026-09-22 15:38 UTCGHSA enrichment
  21. 2026-09-22 02:42 UTCEG score recompute
  22. 2026-09-22 02:42 UTCGHSA enrichment
  23. 2026-09-21 13:45 UTCGHSA enrichment
  24. 2026-09-21 00:47 UTCEG score recompute
  25. 2026-09-21 00:47 UTCGHSA enrichment
  26. 2026-09-20 20:15 UTCEPSS rescore
  27. 2026-09-20 11:51 UTCGHSA enrichment
  28. 2026-09-19 22:39 UTCEG score recompute
  29. 2026-09-19 22:39 UTCGHSA enrichment
  30. 2026-09-19 09:43 UTCGHSA enrichment
  31. 2026-09-18 20:45 UTCEG score recompute
  32. 2026-09-18 20:44 UTCGHSA enrichment
  33. 2026-09-18 19:28 UTCEPSS rescore
  34. 2026-09-18 07:45 UTCEG score recompute
  35. 2026-09-18 07:45 UTCGHSA enrichment
  36. 2026-09-17 19:31 UTCEPSS rescore
  37. 2026-09-17 18:48 UTCGHSA enrichment
  38. 2026-09-17 04:25 UTCEG score recompute
  39. 2026-09-17 04:25 UTCGHSA enrichment
  40. 2026-09-16 15:28 UTCGHSA enrichment
  41. 2026-09-16 14:26 UTCEG score recompute▲ 7.80
  42. 2026-09-16 14:26 UTCGHSA enrichment
  43. 2026-09-16 14:25 UTCMITRE cvelistV5CVSS v3 → 7.8 · severity → HIGH
  44. 2026-09-16 14:08 UTCEPSS rescore
  45. 2026-09-16 05:15 UTCEPSS rescore
  46. 2026-09-15 15:00 UTCGHSA enrichment
  47. 2026-09-14 21:22 UTCNVD update
  48. 2026-09-14 21:00 UTCEG score recompute
  49. 2026-09-14 20:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-43702?
CVE-2026-43702 is a high vulnerability published on September 14, 2026. The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, macOS Sequoia 15.8, macOS Tahoe 26.6, macOS Tahoe 26.7, tvOS 26.6, watchOS 26.6. Processing a maliciously crafted video file may lead to unexpected app termination or…
When was CVE-2026-43702 disclosed?
CVE-2026-43702 was first published on September 14, 2026, with the most recent update on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-43702 actively exploited?
CVE-2026-43702 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (6th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-43702?
CVE-2026-43702 has a CVSS v3.1 base score of 7.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-43702?
No fix for CVE-2026-43702 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-2026-43702 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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