Google Chrome: Improper input validation in Passwords component
Summary
Google Chrome versions prior to 156.0.8078.47 contain an improper input validation flaw in the Passwords component. A remote attacker could potentially execute arbitrary code inside the browser sandbox by luring a user to a crafted HTML page. Google rates the issue Low, while the CVE record scores it 8.8 (High) under CVSS 3.1.
Affected
- Google Chrome prior to 156.0.8078.47
- Chromium-based browsers that include the affected Chromium code (Microsoft Edge: see the Microsoft advisory)
Fixed in
- Google Chrome 156.0.8078.47 or later (latest stable build recommended)
Workaround
- Unknown. No vendor workaround identified; updating Chrome is the remedy.
Exploitation
- No known exploitation in the wild at the time of research.
- No public proof of concept found.
- EPSS score 0.0037 (low). KEV listing not verified.
Our recommendation
- Check the Chrome version on all endpoints (chrome://version) and ensure at least 156.0.8078.47 is installed, preferably the latest stable build.
- Verify that automatic updates are active, and push the update via MDM or GPO where browsers are centrally managed.
- Update Microsoft Edge and other Chromium-based browsers.
- Monitor for reports of exploitation or a KEV listing.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Chrome Releases: Stable Channel Update for Desktop chromereleases.googleblog.com
- Chromium issue tracker 562999635 issues.chromium.org
- Microsoft Security Update Guide: CVE-2026-113046 msrc.microsoft.com
- Vulners CVE record: CVE-2026-113046 vulners.com
- Ubuntu security: CVE-2026-113046 ubuntu.com
- Microsoft Edge security bulletin (HKCERT) www.hkcert.org
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 31 Oct 2026, 14:43.
Original description (NVD)
Improper input validation in Passwords in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Low)
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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