Medium

Address Bar Spoofing in Safari

IdentifiersCVE-2025-43493CWE-451

CVE-2025-43493 is an Apple Safari/WebKit spoofing vulnerability in which visiting a malicious website may lead to address bar spoofing. Apple states the issue was addressed with improved checks. The available context indicates the flaw affects Safari on 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, and visionOS 26.1. No vulnerable function or lower-level root cause details are provided in the supplied content.

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ANALYST BRIEF

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.

Successful exploitation allows a malicious website to spoof the browser address bar, misleading the user about the true origin of the content being displayed. This can facilitate phishing, credential theft, fraudulent trust decisions, and other UI-redressing or impersonation attacks by making attacker-controlled content appear to originate from a trusted site.

Mitigation

If you can’t patch tonight, do this now.

Until patches are applied, reduce exposure by avoiding untrusted or unsolicited links, using browser isolation or content filtering where available, and treating address-bar trust signals cautiously when interacting with unfamiliar sites. Enterprise defenders can also limit access to known-malicious domains through web filtering. No vendor-specific workaround beyond updating is provided in the supplied content.

Remediation

Patch, then assume compromise.

Apply Apple's fixes by updating to Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, or visionOS 26.1, as applicable. On affected macOS systems, install the corresponding Safari/security updates provided by Apple.

PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

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.

VendorProductType

AppleIpadosoperating_system

AppleIphone Osoperating_system

AppleSafariapplication

AppleVisionosoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

5 SOURCESView more in app

zdnet zero dayNews

Jan 24, 2026

About the security content of iOS 26.1 and iPadOS 26.1 - Apple Support

UI/address bar spoofing issue when visiting a malicious website.

apple supportNews

Dec 12, 2025

About the security content of Safari 26.1 - Apple Support (MT)

An address bar spoofing vulnerability in web content handling on macOS Sonoma and macOS Sequoia that could be triggered by visiting a malicious website.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.

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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity3