This issue was addressed through improved state management. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4, watchOS 11.4. A download's origin may be incorrectly associated.
Conclusion & alert: CVE-2025-24167 is rated Moderate Risk (56.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.28%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-09 | 0.64% | 0.28% | -0.36% |
| 2 | 2026-01-25 | 0.16% | 0.64% | +0.48% |
| 3 | 2025-12-25 | — | 0.16% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| URL | Tags |
|---|---|
| https://support.apple.com/en-us/122371 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122373 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122376 | |
| https://support.apple.com/en-us/122379 | Release Notes Vendor Advisory |
| http://seclists.org/fulldisclosure/2025/Apr/13 | |
| http://seclists.org/fulldisclosure/2025/Apr/2 | |
| http://seclists.org/fulldisclosure/2025/Apr/4 | |
| http://seclists.org/fulldisclosure/2025/Apr/8 |