CVE-2026-86877: Apple macOS · A malicious app may be able to delete files for which it does not have privileges
Affects Apple macOSSource CVE Database V5
Not known to be exploited : upgrade to 27 soon.
Data as of 26 Oct 2026, 21:16 UTC
Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD
- Patch
- Available – fixed in 27
Exploitation evidence
Disclosed: evidence found.
CVE published 26 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 26 Oct 2026.
What to do
Upgrade Apple macOS to 27.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| ApplemacOS | Affected
| Fixed in
|
AI-suggested
Apply the official fix by upgrading to macOS Golden Gate version 27 or later, where the vulnerability has been addressed with improved path validation.
Description
CVE-2026-86877 is a vulnerability in Apple macOS where a malicious application could exploit a path traversal flaw to delete files without having the necessary privileges. The issue was addressed by improving path validation and is fixed in macOS Golden Gate version 27.