CVE-2025-43276

MEDIUMNVD 5.35.3—Trending — 3 sources updated this week

5.3

A logic error was addressed with improved error handling. This issue is fixed in macOS Sequoia 15.6. iCloud Private Relay may not activate when more than one user is logged in at the same time.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 64.4%
KEV: Not listed

Published

July 30, 2025

Last Modified

November 3, 2025

References (2)

product-security@applehttps://support.apple.com/en-us/124149
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2025/Jul/32

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-367Time-of-check Time-of-use (TOCTOU) Race Condition

Data Freshness Timeline

(refreshed 7× in last 7d / 7× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 01:07 UTCEG score recompute
2026-05-30 01:07 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-43276?

CVE-2025-43276 is a medium vulnerability published on July 30, 2025. A logic error was addressed with improved error handling. This issue is fixed in macOS Sequoia 15.6. iCloud Private Relay may not activate when more than one user is logged in at the same time.

When was CVE-2025-43276 disclosed?

CVE-2025-43276 was first published in the National Vulnerability Database on July 30, 2025, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-43276 actively exploited?

CVE-2025-43276 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-43276?

CVE-2025-43276 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2025-43276?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-43276, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-43276

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-43276?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)