6.5Medium
Google Chrome
CVE-2026-87441
Missing authorization in Downloads in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Medium)
What this means for your business
- It affects Google Chrome. It matters if your company, or a supplier that handles your data, runs it.
- Code showing how to exploit it has been published, but real attacks have not been confirmed.
- An attacker can use it remotely, over a network, without a login, but only after tricking someone into an action such as opening a file or a link.
What to do
- 1Check whether your company or your suppliers run Google Chrome, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Not sure if your company is exposed?
Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.
Scoring
- CVSS
- 6.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N- Weakness
- CWE-862
- Assigned by
- chrome-cve-admin@google.com
Dates
- Published
- 2026-09-09
- Last modified
- 2026-09-10
- Sources
- NVD
Affected products
- Google Chrome- 153.0.8010.36
As listed in the NVD configuration data. Not a statement about your estate.