CVE-2021-30713

CRITICALNVD 7.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 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
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 7%CVSS: 7.8Exploit: cisa kev · ssvc activeExposed: 0

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

A permissions issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass Privacy preferences. Apple is aware of a report that this issue may have been actively exploited..

CVSS v3
7.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
7%
EPSS %ILE
94%
KEV
⚠ Exploited

Published

September 8, 2021

Last Modified

October 23, 2025

Advisory Details (4)

Auto-updated Jun 4, 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-2021-30713
generic🔴 Active Exploitation

About the security content of Security Update 2021-005 Catalina - Apple Support

https://support.apple.com/kb/HT212805
generic🔴 Active Exploitation

About the security content of macOS Big Sur 11.4 - Apple Support

https://support.apple.com/en-us/HT212529
generic🔴 Active Exploitation

Full Disclosure: APPLE-SA-2021-09-20-8 Additional information for APPLE-SA-2021-09-13-4 Security Update 2021-005 Catalina

http://seclists.org/fulldisclosure/2021/Sep/40

Weakness Classification(3)

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

Data Freshness Timeline

(refreshed 58× in last 7d / 245× 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 904 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2021-30713?
CVE-2021-30713 is a critical vulnerability published on September 8, 2021. A permissions issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass Privacy preferences. Apple is aware of a report that this issue may have been actively exploited..
When was CVE-2021-30713 disclosed?
CVE-2021-30713 was first published in the National Vulnerability Database on September 8, 2021, 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-2021-30713 actively exploited?
Yes. CISA added CVE-2021-30713 to the Known Exploited Vulnerabilities catalog on November 3, 2021, affecting Apple macOS. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2021-30713?
CVE-2021-30713 has a CVSS v3 base score of 7.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2021-30713?
CVE-2021-30713 affects Apple 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-2021-30713?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-30713, 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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