CVE-2026-87443: Medium severity Google Chrome vulnerability
Chromium CVE-2026-87443: Missing authorization in Actor
Other sources
Missing authorization in Actor in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
— NVD
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 to a fixed release to a version that resolves this vulnerability.
Fixed in 153.0.8010.36Patch Chromium CVE-2026-87443 - Upgrade
Upgrade
Microsoft Edge (Chromium-based)to a version that resolves this vulnerability.Fixed in 153.0.8010.36Patch Chromium CVE-2026-87443
Event History
Frequently Asked Questions
Who can exploit this issue?
A remote attacker can exploit it by getting a user to load a crafted HTML page in an affected Google Chrome version.
What is the affected version range?
Google Chrome versions prior to 153.0.8010.36 are affected.
What information could be exposed?
The issue allows an attacker to obtain sensitive information, although the available data does not specify the types of information involved.