CVE-2025-43510
Actively exploited. CVE-2025-43510 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-03-20) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Apple watchOS, iOS, iPadOS, macOS, visionOS, and tvOS contain an improper locking vulnerability that could allow a malicious application to cause unexpected changes in memory shared between processes.
CSIRTS triage
- What
- Apple watchOS, iOS, iPadOS, macOS, visionOS, and tvOS contain an improper locking vulnerability that could allow a malicious application to cause unexpected changes in memory shared between processes.
- Who is affected
- Users of Apple devices running the affected operating systems are at risk.
- Urgency
- Immediate action is required due to critical severity and confirmed exploitation.
- Action
- Update all affected Apple devices to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 27% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2025-43510: Apple Multiple Products Improper Locking Vulnerabilitycisa-kev · 2026-03-20
External references
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