Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
According to the CVSS metric, the attack vector is network (AV:N) and the user interaction is required (UI:R). What is the target context of the remote code execution? This attack requires a victim to perform a specific action, such as copying files or executing a command, and for an attacker with appropriate access to have pre-planted malicious files with knowledge of where they should be placed on the victim's system. What is the version information for this release? Microsoft Edge Version Date Released Based on Chromium Version 151.0.4129.86 08/14/2026 151.0.7922.138 According to the CVSS metrics, successful exploitation of this vulnerability could lead to major loss of confidentiality (C:H), and integrity (I:H), and some loss of availability (A:L). What does that mean for this vulnerability? An attacker who successfully exploited this vulnerability could view sensitive information, a token in this scenario (Confidentiality) and make changes to disclosed information (Integrity), and they might be able to force a crash within the server (Availability). According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? The user must visit the attacker‑controlled webpage, and perform the two tap gestures that cause autofill to activate.
<a href="https://x.com/eternalsakura13">Nan Wang(@eternalsakura13) and Ziling Chen</a>