CVE-2026-8009 — MEDIUM (5.0)

Q: How severe is CVE-2026-8009?

CVE-2026-8009 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-8009?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Apple Macos, Linux Linux Kernel, Microsoft Windows.

Vulnerability Description

Inappropriate implementation in Cast in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)

CVSS Score

5.0

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Google	Chrome	< 148.0.7778.96
Apple	Macos	-
Linux	Linux Kernel	-
Microsoft	Windows	-

Related Weaknesses (CWE)

CWE-693

References

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.Vendor AdvisoryRelease Notes
https://issues.chromium.org/issues/496555077Permissions Required

FAQ

What is CVE-2026-8009?

CVE-2026-8009 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Inappropriate implementation in Cast in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML pag...

How severe is CVE-2026-8009?

CVE-2026-8009 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-8009?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Apple Macos, Linux Linux Kernel, Microsoft Windows.