CVE-2026-87590: Input Validation
Chromium CVE-2026-87590: Improper input validation in Passwords
Other sources
Improper input validation in Passwords in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially leak sensitive information via crafted network traffic. (Chromium security severity: Medium)
— MITRE
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases 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 153.0.4234.32 - Upgrade
Upgrade
Google Chrome / Chromium-based Edgeto a version that resolves this vulnerability.Fixed in 153.0.8010.36 - Compensating control
For Microsoft Edge (Chromium-based), ensure Chromium is updated to address CVE-2026-87590 by updating Edge; the vulnerability is addressed by the Chromium component Edge ingests.
Event History
Frequently Asked Questions
Which Chrome versions need to be updated?
Google Chrome versions prior to 153.0.8010.36 are affected. Update to 153.0.8010.36 or a later version.
What must an attacker do to exploit this issue?
The issue can potentially be exploited remotely using crafted network traffic. The available information does not state that the attacker needs local access or prior authentication.
What is the potential impact?
Successful exploitation could potentially leak sensitive information through Chrome's Passwords functionality.