Safari user interface spoofing via inconsistent UI state management
CVE-2025-43503 is a Safari/UI rendering vulnerability in Apple platforms caused by inconsistent user interface state handling. Apple describes the issue as an "inconsistent user interface issue" that was addressed with improved state management. A remote attacker can trigger the flaw by luring a user to visit a malicious website, resulting in user interface spoofing. The issue affected Safari and Apple platforms including macOS Sonoma and macOS Sequoia, and was fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, and watchOS 26.1.
Are you exposed to this one?
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
User interface spoofing issue triggered by visiting a malicious website.
A user interface spoofing vulnerability affecting macOS Sonoma and macOS Sequoia that could be triggered by visiting a malicious website.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.