CVE-2026-91717: Medium severity Google Google Chrome vulnerability
Chromium CVE-2026-91717: Missing authorization
Other sources
Missing authorization in Android in Google Chrome on on Android prior to 153.0.8010.47 allowed a local attacker to obtain sensitive information via a co-installed app. (Chromium security severity: High)
— MITRE
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases](https://chromereleases.googleblog.com/2026)) for more information.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 153.0.4234.46 - Upgrade
Upgrade
Chrome/Chromium (Android)to a version that resolves this vulnerability.Fixed in 153.0.8010.47
Event History
Frequently Asked Questions
Who can exploit this issue?
Exploitation requires a local attacker using a co-installed app on an Android device running Google Chrome.
What could an attacker obtain?
A successful attacker could obtain sensitive information.
How can I determine whether a device is affected?
Check the installed Google Chrome version on Android. Versions earlier than 153.0.8010.47 are affected.