Improper input validation in Desktop in Google Chrome prior to 155.0.8059.84 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Fix
Microsoft's update · Moderate
- Release Notes — Microsoft Edge (Chromium-based) · build 155.0.4283.62
From the 2026-Oct release note of Microsoft's Security Update Guide, revised 2026-10-30.
Patch, vendor advisory and mitigation references on NVD 1
- https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_01886704284.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 6
- Cpes+1 CPE criteria (now 1)NVD modified 2026-10-19 19:04
- StatusUndergoing Analysis → AnalyzedNVD modified 2026-10-19 19:04
- StatusAwaiting Analysis → Undergoing AnalysisNVD modified 2026-10-16 19:17
- CVSS9.6 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)NVD modified 2026-10-16 19:17
- StatusReceived → Awaiting AnalysisNVD modified 2026-10-16 14:48
- First seenunscoredNVD modified 2026-10-15 22:19
Affected (CPE criteria) 1
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
References 2
- https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_01886704284.html Release Notes, Vendor Advisory
- https://issues.chromium.org/issues/501886301 Permissions Required