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Fencer Vulns
low 3.3

CVE-2019-8566 json

An API issue existed in the handling of microphone data.

published 2019-12-18 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-17956

cvss
3.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits
0
none known

Summary

An API issue existed in the handling of microphone data. This issue was addressed with improved validation. This issue is fixed in iOS 12.2. A malicious application may be able to access the microphone without indication to the user.

Patch / fix

  • Apple iOS iOS 12.2

Exploit prediction

0.69% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Apple iOS

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.