CVE-2026-43800

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM 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.

An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to access sensitive user data.

CVSS v3
5.5
EG Score
5.5(medium)
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

August 17, 2026

Advisory Details (4)

Auto-updated Jul 28, 2026
No patch confirmed yet.
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-2026-43800(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 / 84× 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. 2026-08-30 01:22 UTCEPSS rescore
  2. 2026-08-29 23:46 UTCEG score recompute
  3. 2026-08-29 23:46 UTCGHSA enrichment
  4. 2026-08-28 21:41 UTCEPSS rescore
  5. 2026-08-27 20:59 UTCEG score recompute
  6. 2026-08-27 20:59 UTCGHSA enrichment
  7. 2026-08-27 14:25 UTCEPSS rescore
  8. 2026-08-26 19:43 UTCEG score recompute
  9. 2026-08-26 19:43 UTCGHSA enrichment
  10. 2026-08-26 14:46 UTCEPSS rescore
  11. 2026-08-25 17:40 UTCEG score recompute
  12. 2026-08-25 17:40 UTCGHSA enrichment
  13. 2026-08-25 13:49 UTCEPSS rescore
  14. 2026-08-24 18:04 UTCEG score recompute
  15. 2026-08-24 18:04 UTCGHSA enrichment
  16. 2026-08-23 18:48 UTCEG score recompute
  17. 2026-08-23 18:48 UTCGHSA enrichment
  18. 2026-08-23 00:19 UTCEPSS rescore
  19. 2026-08-22 19:32 UTCEG score recompute
  20. 2026-08-22 19:32 UTCGHSA enrichment
  21. 2026-08-21 23:49 UTCEPSS rescore
  22. 2026-08-21 20:16 UTCEG score recompute
  23. 2026-08-21 20:16 UTCGHSA enrichment
  24. 2026-08-20 22:55 UTCEPSS rescore
  25. 2026-08-20 21:00 UTCGHSA enrichment
Show 75 more
  1. 2026-08-19 21:43 UTCEG score recompute
  2. 2026-08-19 21:43 UTCGHSA enrichment
  3. 2026-08-19 17:04 UTCEPSS rescore
  4. 2026-08-18 21:46 UTCEG score recompute
  5. 2026-08-18 21:45 UTCGHSA enrichment
  6. 2026-08-18 13:48 UTCEPSS rescore
  7. 2026-08-17 22:24 UTCGHSA enrichment
  8. 2026-08-17 21:42 UTCEG score recompute
  9. 2026-08-17 21:42 UTCGHSA enrichment
  10. 2026-08-17 13:47 UTCEPSS rescore
  11. 2026-08-17 07:46 UTCEG score recompute
  12. 2026-08-17 07:46 UTCGHSA enrichment
  13. 2026-08-16 14:56 UTCEPSS rescore
  14. 2026-08-16 08:31 UTCEG score recompute
  15. 2026-08-16 08:31 UTCGHSA enrichment
  16. 2026-08-16 02:14 UTCEPSS rescore
  17. 2026-08-15 09:16 UTCEG score recompute
  18. 2026-08-15 09:16 UTCGHSA enrichment
  19. 2026-08-15 01:30 UTCEPSS rescore
  20. 2026-08-14 10:00 UTCEG score recompute
  21. 2026-08-14 10:00 UTCGHSA enrichment
  22. 2026-08-13 22:00 UTCEPSS rescore
  23. 2026-08-13 10:44 UTCEG score recompute
  24. 2026-08-13 10:44 UTCGHSA enrichment
  25. 2026-08-12 13:51 UTCEPSS rescore
  26. 2026-08-12 11:29 UTCEG score recompute
  27. 2026-08-12 11:29 UTCGHSA enrichment
  28. 2026-08-11 13:43 UTCEPSS rescore
  29. 2026-08-11 12:13 UTCEG score recompute
  30. 2026-08-11 12:13 UTCGHSA enrichment
  31. 2026-08-11 00:00 UTCEPSS rescore
  32. 2026-08-10 12:58 UTCEG score recompute
  33. 2026-08-10 12:58 UTCGHSA enrichment
  34. 2026-08-09 13:46 UTCEPSS rescore
  35. 2026-08-09 13:42 UTCEG score recompute
  36. 2026-08-09 13:42 UTCGHSA enrichment
  37. 2026-08-08 16:37 UTCEPSS rescore
  38. 2026-08-08 14:27 UTCEG score recompute
  39. 2026-08-08 14:27 UTCGHSA enrichment
  40. 2026-08-07 15:11 UTCGHSA enrichment
  41. 2026-08-06 15:56 UTCEG score recompute
  42. 2026-08-06 15:55 UTCGHSA enrichment
  43. 2026-08-06 13:46 UTCEPSS rescore
  44. 2026-08-05 19:17 UTCEPSS rescore
  45. 2026-08-05 16:39 UTCGHSA enrichment
  46. 2026-08-04 17:24 UTCEG score recompute
  47. 2026-08-04 17:24 UTCGHSA enrichment
  48. 2026-08-04 15:10 UTCEPSS rescore
  49. 2026-08-04 10:38 UTCEPSS rescore
  50. 2026-08-03 18:07 UTCEG score recompute
  51. 2026-08-03 18:07 UTCGHSA enrichment
  52. 2026-08-03 10:36 UTCEPSS rescore
  53. 2026-08-02 18:21 UTCEG score recompute
  54. 2026-08-02 18:20 UTCGHSA enrichment
  55. 2026-08-02 02:27 UTCEPSS rescore
  56. 2026-08-01 19:04 UTCEG score recompute
  57. 2026-08-01 19:04 UTCGHSA enrichment
  58. 2026-08-01 04:16 UTCEPSS rescore
  59. 2026-07-31 19:47 UTCGHSA enrichment
  60. 2026-07-30 20:28 UTCEG score recompute
  61. 2026-07-30 20:28 UTCGHSA enrichment
  62. 2026-07-30 16:28 UTCEPSS rescore
  63. 2026-07-30 01:30 UTCEPSS rescore
  64. 2026-07-29 20:40 UTCGHSA enrichment
  65. 2026-07-29 20:06 UTCEG score recompute
  66. 2026-07-29 20:05 UTCGHSA enrichment
  67. 2026-07-28 20:45 UTCGHSA enrichment
  68. 2026-07-28 19:27 UTCGHSA enrichment
  69. 2026-07-28 18:24 UTCEG score recompute▲ 5.50
  70. 2026-07-28 18:24 UTCGHSA enrichment
  71. 2026-07-28 18:22 UTCMITRE cvelistV5CVSS v3 → 5.5 · severity → MEDIUM
  72. 2026-07-28 15:36 UTCEPSS rescore
  73. 2026-07-27 21:19 UTCNVD update
  74. 2026-07-27 20:29 UTCEG score recompute
  75. 2026-07-27 20:24 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-43800?
CVE-2026-43800 is a medium vulnerability published on July 27, 2026. An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to access sensitive user data.
When was CVE-2026-43800 disclosed?
CVE-2026-43800 was first published in the National Vulnerability Database on July 27, 2026, with the most recent update on August 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-43800 actively exploited?
CVE-2026-43800 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 91.7% of all scored CVEs.
What is the CVSS score of CVE-2026-43800?
CVE-2026-43800 has a CVSS v3.1 base score of 5.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-43800?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-43800, 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-2026-43800

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