CVE-2022-22587

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-01-28), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 12%CVSS: 9.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

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

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 15.3 and iPadOS 15.3, macOS Big Sur 11.6.3, macOS Monterey 12.2. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
99(Act)
EG Risk 99/100SSVC: Act

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
Severity98% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
12%
EPSS %ILE
96%
KEV
⚠ Exploited

Published

March 18, 2022

Last Modified

October 23, 2025

Advisory Details (4)

Auto-updated Sep 24, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22587
generic🔴 Active Exploitation

About the security content of macOS Big Sur 11.6.3 - Apple Support

https://support.apple.com/en-us/HT213055
generic🔴 Active Exploitation

About the security content of macOS Monterey 12.2 - Apple Support

https://support.apple.com/en-us/HT213054
generic🔴 Active Exploitation

About the security content of iOS 15.3 and iPadOS 15.3 - Apple Support

https://support.apple.com/en-us/HT213053

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 53× in last 7d / 231× 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 888 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2022-22587?
CVE-2022-22587 is a critical vulnerability published on March 18, 2022. A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 15.3 and iPadOS 15.3, macOS Big Sur 11.6.3, macOS Monterey 12.2. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may…
When was CVE-2022-22587 disclosed?
CVE-2022-22587 was first published in the National Vulnerability Database on March 18, 2022, with the most recent update on October 23, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-22587 actively exploited?
Yes. CISA added CVE-2022-22587 to the Known Exploited Vulnerabilities catalog on January 28, 2022, affecting Apple iOS and macOS. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-22587?
CVE-2022-22587 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2022-22587?
CVE-2022-22587 affects Apple iOS and macOS. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2022-22587?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-22587, 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.

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