heap buffer overflow

CVE-2026-31789 is the kind of Microsoft vulnerability that immediately grabs attention because it combines two words security teams hate seeing together: heap buffer overflow. The flaw sits in hexadecimal conversion, a routine that sounds mundane but often lives close to parsing, formatting, and...

Microsoft has now published guidance for CVE-2026-5858, a critical heap buffer overflow in WebML affecting Google Chrome before version 147.0.7727.55. The flaw can be triggered by a crafted HTML page, which means a remote attacker could potentially achieve arbitrary code execution through...

A newly disclosed **heap buffer overflow in Chrome’s CSS engine** has put one of the browser’s most ubiquitous attack surfaces back under the microscope. The flaw, tracked as **CVE-2026-4442**, affects Google Chrome versions prior to **146.0.7680.153** and, according to Microsoft’s Security...

Chromium’s latest browser security issue underscores a familiar truth: the web remains one of the most dangerous places to process untrusted content, and even a single crafted HTML page can still trigger memory corruption in a modern engine. CVE-2026-4673 is a heap buffer overflow in WebAudio...