#VU91775 Improper access control in Google Chromium - CVE-2024-5840

Vulnerability identifier: #VU91775

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-5840

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Chromium
Client/Desktop applications / Web browsers

Vendor: Google

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to improper access restrictions in CORS. A remote attacker can create a specially crafted web page, trick the victim into visiting it, bypass implemented security restrictions and gain unauthorized access to sensitive information.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Google Chromium: 126.0.6478.0 - 126.0.6478.53

---

External links
https://chromereleases.googleblog.com/2024/06/stable-channel-update-for-desktop.html
https://crbug.com/41492103

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.