Vulnerability details
CVE-2025-43526
Apple SafariApple macOS
CVSS 3.1
9.8Critical
Official description
This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.8Critical | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apple | Safari | v < 26.2 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 26.2 | CVEProject cvelistV5 (CNA) |
References and advisories
2
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Details
- Published
- 2025-12-18
- Last updated
- 2026-04-02
- State
- Published
- Assigner (CNA)
- apple
Exploit prediction (EPSS)
0.53%
Probability of exploitation in 30 days
45.1%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-601URL Redirection to Untrusted Site ('Open Redirect')