Skip to main content
VulnerabilityPublished Updated

CVE-2026-86868: An authentication issue was addressed with improved state management

Source GCVE Database

0
Compare
Authoritative record:CVE-2026-86868· Critical 9.1

Not known to be exploited · CVSS 9.1 Critical · fixed in 27 : patch macOS as a priority.

Data as of 29 Oct 2026, 20:16 UTC

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.19.1
EPSS
0.2% chance of exploitation in 30 days – higher than 10% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 27, 26.7, 15.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade macOS to 27, 26.7 or 15.8.

Affected software

ProductAffectedFixed in
ApplemacOSAffected
  • <27
Fixed in
  • 27
ApplemacOSAffected
  • <26.7
Fixed in
  • 26.7
ApplemacOSAffected
  • <15.8
Fixed in
  • 15.8

AI-suggested

Apply the official patches by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7, where the issue has been fixed. No other mitigation or temporary workaround is indicated.

Description

CVE-2026-86868 is a critical authentication vulnerability in macOS that allows an attacker to impersonate other users due to improper state management. The issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.

References

Community reviews

Loading reviews…