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Type Vulnerability

Apple

Apple Multiple Products Unspecified Vulnerability

1 sourceCVE-2022-48503

At a glance

Medium
7-day window, from the last update
ActiveConfirmed in-the-wild exploitation
Evidence-weighted, not popularity
Signal

Actively exploited in the wild — prioritise confirming exposure.

Why Medium

Medium rather than High: exposure is scored at a default because we cannot see your systems or suppliers. If you run or depend on Apple Multiple Products, treat it as High.

Briefing

  • Do not treat uncorroborated claims as confirmed breaches.

Questions to ask IT

  • Do we run Apple Multiple Products, and which versions?
  • Is any of it reachable from the internet?
  • Have we checked whether it has already been used against us?
  • If it is not yet patched, what mitigation is in place, and will the fix be done by 11 Nov?

Next steps

  1. Confirm exposure, mitigation status and any service interruption risk.

Summary

  • Apple macOS, iOS, tvOS, Safari, and watchOS contain an unspecified vulnerability in JavaScriptCore that when processing web content may lead to arbitrary code execution. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS).
  • CVE-2022-48503 is listed in known-exploited catalogue (exploitation in the wild)
  • Authoritative catalogues report active exploitation of this vulnerability.

Why this matters in the UK

  • Known-exploited catalogue reports exploitation in the wild

Products and services involved

All 13 reports in this story

Pulse

Last checked 4d ago · Recheck overdue since 5 Nov 2026, 23:04 UK time · 2 quiet checks collapsed

Signal
4 Nov 2026, 23:04 UK time · 4d ago

in the next 30 days first recorded at 3.2% (lower likelihood signal, not confirmed exploitation). Suggested changed to 7d.

recorded — watch for changes; not confirmed exploitation.

EscalationDe-escalationCritical / liveWhat these mean
Drag to pan · Ctrl / ⌘ + scroll or pinch to zoom7 events

2 quiet checks hidden.

Sources

How we know

Statements extracted from sources. Higher confidence means stronger corroboration.

  • ConfirmedHeadline90% confidence

    Apple Multiple Products Unspecified Vulnerability

  • ConfirmedSummary fact75% confidence

    Apple macOS, iOS, tvOS, Safari, and watchOS contain an unspecified vulnerability in JavaScriptCore that when processing web content may lead to arbitrary code execution. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization. Affects Apple Multiple Products. Known ransomware campaign use: Unknown.

  • ConfirmedCVE identifier95% confidence

    Event involves CVE-2022-48503

  • ConfirmedKnown-exploited catalogue98% confidence

    CVE-2022-48503 is listed in known-exploited catalogue (exploitation in the wild)