CVE-2022-48503

HIGHNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-10-20), 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
8.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 3%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

The issue was addressed with improved bounds checks. This issue is fixed in tvOS 15.6, watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing web content may lead to arbitrary code execution.

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
86.9%
KEV
⚠ Exploited

Published

August 14, 2023

Last Modified

October 23, 2025

Advisory Details (5)

Auto-updated Jun 2, 2026
No patch confirmed yet.
generic

About the security content of iOS 15.6 and iPadOS 15.6 - Apple Support

https://support.apple.com/en-us/HT213346
generic

About the security content of macOS Monterey 12.5 - Apple Support

https://support.apple.com/en-us/HT213345
generic

About the security content of tvOS 15.6 - Apple Support

https://support.apple.com/en-us/HT213342
generic

About the security content of Safari 15.6 - Apple Support

https://support.apple.com/en-us/HT213341
generic

About the security content of watchOS 8.7 - Apple Support

https://support.apple.com/en-us/HT213340

Vendor Advisories for CVE-2022-48503(6)

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

Patch Availability(6)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatwebkitgtk4-0:2.48.3-2.el7_92025-07-07redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_22024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_42024-11-14redhat
redhatwebkit2gtk3-0:2.46.3-1.el8_62024-11-14redhat
redhatwebkit2gtk3-0:2.38.5-1.el82023-05-16redhat
redhatwebkit2gtk3-0:2.38.5-1.el92023-05-09redhat

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.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 98× in last 7d / 398× 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 722 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2022-48503?
CVE-2022-48503 is a high vulnerability published on August 14, 2023. The issue was addressed with improved bounds checks. This issue is fixed in tvOS 15.6, watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing web content may lead to arbitrary code execution.
When was CVE-2022-48503 disclosed?
CVE-2022-48503 was first published in the National Vulnerability Database on August 14, 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-2022-48503 actively exploited?
Yes. CISA added CVE-2022-48503 to the Known Exploited Vulnerabilities catalog on October 20, 2025, 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-2022-48503?
CVE-2022-48503 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-2022-48503?
CVE-2022-48503 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-2022-48503?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-48503, 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-2022-48503

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