CVE-2026-86889

Summary

A certificate validation issue was addressed with improved certificate validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker in a privileged network position may be able to intercept network traffic.

Affected Software

Weaknesses

• An attacker in a privileged network position may be able to intercept network traffic

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://support.apple.com/en-us/149035
• https://support.apple.com/en-us/149042
• https://support.apple.com/en-us/149043

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