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Vulnerabilities

Security fix · CVE-2026-28854

The issue was addressed with additional app bundle integrity checks.

Published Oct 20, 2026 · catalog updated Oct 20, 2026 · Apple macOS

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-28854. EPSS is 0.15%. Act only if a listed version of Apple macOS is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Unknown—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.15%
Remediation
Not established
Affected products
vendor Apple macOS

The issue was addressed with additional app bundle integrity checks. This issue is fixed in macOS Golden Gate 27. A maliciously modified app may not be prevented from launching.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Apple macOSversion unspecified

How to fix CVE-2026-28854

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    No version range is stored, so an installed version cannot be checked on this page.

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-28854. EPSS is 0.15%. Act only if a listed version of Apple macOS is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.15%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 20, 2026 · NIST NVD

    Detected

    The issue was addressed with additional app bundle integrity checks. This issue is fixed in macOS Golden Gate 27. A maliciously modified app may not be prevented from launching.

  2. Oct 20, 2026 · NIST NVD

    Updated

    The issue was addressed with additional app bundle integrity checks. This issue is fixed in macOS Golden Gate 27. A maliciously modified app may not be prevented from launching.

Sources

  • CVE.orgVulnerability recordCVE-2026-28854

    The issue was addressed with additional app bundle integrity checks. This issue is fixed in macOS Golden Gate 27. A maliciously modified app may not be prevented from launching.

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-28854

    30-day exploitation probability 0.15%

    first.org
  • NIST NVDVulnerability recordCVE-2026-28854

    The issue was addressed with additional app bundle integrity checks. This issue is fixed in macOS Golden Gate 27. A maliciously modified app may not be prevented from launching.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 23, 2026
  • FIRST EPSSOct 23, 2026
  • NIST NVDOct 20, 2026