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VulnerabilityPublished

CVE-2026-84610: Apple macOS · A maliciously crafted ZIP archive may bypass Gatekeeper checks

Affects Apple macOSSource CVE Database V5

0

Not known to be exploited · fixed in 27 : patch Apple macOS soon.

Data as of 26 Oct 2026, 21:16 UTC

Severity
High

Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD

Patch
Available – fixed in 27, 26.7.2, 15.8.2

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 26 Oct 2026.

What to do

Upgrade Apple macOS to 27, 26.7.2 or 15.8.2.

Affected software

ProductAffectedFixed in
ApplemacOSAffected
  • <27
Fixed in
  • 27
ApplemacOSAffected
  • <26.7.2
Fixed in
  • 26.7.2
ApplemacOSAffected
  • <15.8.2
Fixed in
  • 15.8.2

AI-suggested

Apply the official fixes provided by Apple by updating to macOS Golden Gate 27, macOS Sequoia 15.8.2, or macOS Tahoe 26.7.2. These updates include additional checks that address the file quarantine bypass vulnerability. No other mitigation steps are indicated by the vendor advisory.

Description

CVE-2026-84610 is a vulnerability in Apple macOS where a maliciously crafted ZIP archive may bypass Gatekeeper checks, which are designed to prevent untrusted software from running. This issue involves a file quarantine bypass that has been addressed with additional checks in updated macOS versions. The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, and macOS Tahoe 26.7.2.

References

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