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CVE-2026-43732 is a path-handling vulnerability in WebKit affecting Apple products, WebKitGTK, and WPE WebKit. Improper path validation may allow processing of maliciously crafted web content to disclose sensitive user information. WebKitGTK and WPE WebKit versions before 2.52.5 are affected. The issue was corrected through improved validation; the specific vulnerable function and path-handling mechanism are not identified.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
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No public exploit code observed for this vulnerability.
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.
30 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A path-handling vulnerability affecting webkit2gtk and the listed Apple products can disclose sensitive user information when maliciously crafted web content is processed. The advisory assigns a CVSS v3 base score of 6.5, with no privileges required but user interaction necessary. It recommends updating webkit2gtk and related packages to version 2.52.5-1~deb13u1 or later.
A WebKitGTK information-disclosure vulnerability in which maliciously crafted web content may disclose sensitive user information.
A WebKitGTK vulnerability allowing maliciously crafted web content to disclose sensitive user information. The advisory includes a fix in the webkit2gtk3 security update.
A WebKitGTK vulnerability allowing maliciously crafted web content to disclose sensitive user information.
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.