CVE-2019-6215

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 10%CVSS: 8.8Exploit: Elevated riskExposed: 0

A fix is available — apply it.

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.1.3, tvOS 12.1.2, Safari 12.0.3, iTunes 12.9.3 for Windows, iCloud for Windows 7.10. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
60(Track)
EG Risk 60/100SSVC: 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
Severity88% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
10%
EPSS %ILE
95%
KEV
Not listed

Published

March 5, 2019

Last Modified

November 21, 2024

Advisory Details (8)

Auto-updated Aug 23, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

CVE-2019-6212 - PSIRT.COM

http://www.securityfocus.com/bid/106691
generic🟡 PoC Available

WebKit JSC - reifyStaticProperty Needs to set the PropertyAttribute::CustomAccessor flag for CustomGetterSetter - Multiple dos Exploit

https://www.exploit-db.com/exploits/46448/
generic

About the security content of iCloud for Windows 7.10 - Apple Support

https://support.apple.com/HT209451
generic

About the security content of iTunes 12.9.3 for Windows - Apple Support

https://support.apple.com/HT209450
generic

About the security content of Safari 12.0.3 - Apple Support

https://support.apple.com/HT209449
generic

About the security content of tvOS 12.1.2 - Apple Support

https://support.apple.com/HT209447
generic

About the security content of iOS 12.1.3 - Apple Support

https://support.apple.com/HT209443
generic

WebkitGTK+: Multiple vulnerabilities (GLSA 201903-12) — Gentoo security

https://security.gentoo.org/glsa/201903-12

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuwebkit2gtk-driver (2.22.6-0ubuntu0.18.10.1) @ cosmic2026-05-27ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
webkit2gtk—2.22.6-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
webkit2gtk—2.22.6-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
webkit2gtk—2.22.6-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
webkit2gtk—2.22.6-1—

Weakness Classification(1)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 5× in last 7d / 21× 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 140 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-46448
    First seen Feb 22, 2019

    WebKit JSC - reifyStaticProperty Needs to set the PropertyAttribute::CustomAccessor flag for CustomGetterSetter

    Open source ↗

Frequently asked(5)

What is CVE-2019-6215?
CVE-2019-6215 is a high vulnerability published on March 5, 2019. A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.1.3, tvOS 12.1.2, Safari 12.0.3, iTunes 12.9.3 for Windows, iCloud for Windows 7.10. Processing maliciously crafted web content may lead to arbitrary code execution.
When was CVE-2019-6215 disclosed?
CVE-2019-6215 was first published in the National Vulnerability Database on March 5, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-6215 actively exploited?
CVE-2019-6215 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 10% probability of exploitation in the next 30 days, which ranks it in the top 4.7% of all scored CVEs.
What is the CVSS score of CVE-2019-6215?
CVE-2019-6215 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2019-6215?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-6215, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-6215

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