CVE-2023-37450

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2023-07-13), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 5 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: 19%CVSS: 8.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

A fix is available — apply it.

The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

CVSS v3
8.8
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
19%
EPSS %ILE
97%
KEV
⚠ Exploited

Published

July 27, 2023

Last Modified

October 23, 2025

Advisory Details (6)

Auto-updated Jun 1, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

About the security content of macOS Ventura 13.5 - Apple Support

https://support.apple.com/en-us/HT213843
generic🔴 Active Exploitation

About the security content of iOS 16.6 and iPadOS 16.6 - Apple Support

https://support.apple.com/en-us/HT213841
generic🔴 Active Exploitation

About the security content of Safari 16.5.2 - Apple Support

https://support.apple.com/en-us/HT213826
generic

WebKitGTK+: Multiple Vulnerabilities (GLSA 202401-04) — Gentoo security

https://security.gentoo.org/glsa/202401-04
generic🔴 Active Exploitation

About the security content of watchOS 9.6 - Apple Support

https://support.apple.com/en-us/HT213848
generic🔴 Active Exploitation

About the security content of tvOS 16.6 - Apple Support

https://support.apple.com/en-us/HT213846

Vendor Advisories for CVE-2023-37450(3)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibwebkitgtk-6.0-dev (2.40.4-0ubuntu0.23.04.1) @ lunar2026-07-26ubuntu
redhatwebkitgtk4-0:2.48.3-2.el7_92025-07-07redhat
redhatwebkit2gtk3-0:2.38.5-1.el8_8.52023-07-18redhat
redhatwebkit2gtk3-0:2.38.5-1.el9_2.32023-07-18redhat

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.

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 71× in last 7d / 418× 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 851 total refreshes for this CVE.

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

Frequently asked(6)

What is CVE-2023-37450?
CVE-2023-37450 is a critical vulnerability published on July 27, 2023. The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
When was CVE-2023-37450 disclosed?
CVE-2023-37450 was first published in the National Vulnerability Database on July 27, 2023, 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-2023-37450 actively exploited?
Yes. CISA added CVE-2023-37450 to the Known Exploited Vulnerabilities catalog on July 13, 2023, affecting Apple Multiple Products. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2023-37450?
CVE-2023-37450 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2023-37450?
CVE-2023-37450 affects Apple Multiple Products. 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-2023-37450?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-37450, 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

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