Use after free in TabStrip in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Fix
Microsoft's update · Important
- Release Notes — Microsoft Edge (Chromium-based) · build 155.0.4283.45
From the 2026-Oct release note of Microsoft's Security Update Guide, revised 2026-10-29.
Patch, vendor advisory and mitigation references on NVD 1
- https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html Release Notes, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 9.6 · googleNVD modified 2026-10-08 14:07
Affected (CPE criteria) 1
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
References 2
- https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html Release Notes, Vendor Advisory
- https://issues.chromium.org/issues/562002095 Permissions Required