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Vulnerabilities

Security fix · CVE-2025-43459

An authentication issue was addressed with improved state management.

Published Nov 4, 2025 · catalog updated Apr 2, 2026 · Apple watchOS

Last checked Oct 27, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-43459. EPSS is 0.24%. Act only if a listed version of Apple watchOS is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium4.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.24%
Remediation
Version ranges on file
Affected products
vendor Apple watchOS 0 <26.1

An authentication issue was addressed with improved state management. This issue is fixed in watchOS 26.1. An attacker with physical access to a locked Apple Watch may be able to view Live Voicemail.

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 watchOS 0 <26.10 <26.1

How to fix CVE-2025-43459

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-2025-43459. EPSS is 0.24%. Act only if a listed version of Apple watchOS is installed.

Which versions are affected?

Compare what you have installed with Apple watchOS 0 <26.1 0 <26.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.24%. 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. Nov 4, 2025 · EUVD

    Detected

    An authentication issue was addressed with improved state management. This issue is fixed in watchOS 26.1. An attacker with physical access to a locked Apple Watch may be able to view Live Voicemail.

  2. Apr 2, 2026 · EUVD

    Updated

    An authentication issue was addressed with improved state management. This issue is fixed in watchOS 26.1. An attacker with physical access to a locked Apple Watch may be able to view Live Voicemail.

Sources

  • CVE.orgVulnerability recordCVE-2025-43459

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-43459

    30-day exploitation probability 0.24%

    first.org
  • EUVDVulnerability recordEUVD-2025-37643

    An authentication issue was addressed with improved state management. This issue is fixed in watchOS 26.1. An attacker with physical access to a locked Apple Watch may be able to view Live Voicemail.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 27, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 27, 2026
  • CVE.orgOct 24, 2026
  • EUVDOct 24, 2026