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CVE-2026-13777 is a critical insufficient validation of untrusted input vulnerability in the iOSWeb component of Google Chrome on iOS prior to version 150.0.7871.47. According to the provided content, a remote attacker can trigger heap corruption by causing the browser to process a crafted HTML page. The available information does not identify the specific vulnerable function or code path within iOSWeb, but the flaw is characterized as improper validation of attacker-controlled input during HTML/content processing, resulting in memory corruption conditions.
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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.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
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.