CVE-2022-48503

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 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
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 3%CVSS: 8.8Exploit: cisa kev · ssvc activeExposed: 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 PROB
3%
EPSS %ILE
87%
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 67× in last 7d / 369× 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 747 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2022-48503?
CVE-2022-48503 is a critical 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

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