Google Chrome: Use-after-free in Messages on Android
Summary
Google Chrome for Android contains a use-after-free vulnerability (CWE-416) in the Messages component. A remote attacker can use a crafted HTML page to execute arbitrary code inside the browser sandbox. The attack requires that a user opens the malicious page, and no privileges or account are needed. NVD rates the issue 8.8 (High), while Google rates it Low in its internal Chromium severity.
Affected
- Google Chrome for Android before 156.0.8078.47
Fixed in
- Google Chrome for Android 156.0.8078.47 or later (use the newest available build)
Workaround
- No workaround documented.
- Unknown whether Google publishes a browser-level or site-level mitigation.
Exploitation
- No evidence of exploitation in the wild found.
- CISA SSVC: Exploitation none, Automatable no, Technical Impact total.
- One third-party tracker lists CISA KEV: No. No public proof of concept found.
Our recommendation
- Check the Chrome version on all Android devices and confirm 156.0.8078.47 or newer.
- Enforce automatic updates via Google Play or mobile device management (MDM).
- Prioritise mobile devices that browse untrusted web content, such as BYOD and field devices.
- Check Microsoft Edge on Windows and Android against the version listed by HKCERT (156.0.4314.42 or later).
- Monitor CISA KEV and the Chromium issue tracker for changes in exploitation status.
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 entry issues.chromium.org
- Vulners: NVD record CVE-2026-113156 vulners.com
- Vulners: CVELIST record CVE-2026-113156 vulners.com
- Strix: CVE-2026-113156 www.strix.ai
- HKCERT: Microsoft Edge multiple vulnerabilities www.hkcert.org
- Ubuntu security: CVE-2026-113156 ubuntu.com
- ChromeGeek: Chrome 156 security update (21 fixes) www.chromegeek.com
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, 13:27.
Original description (NVD)
Use after free in Messages in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker to 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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