CVE-2026-66326 — MEDIUM (6.5)

Q: What is CVE-2026-66326?

CVE-2026-66326 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Missing authorization in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Q: How severe is CVE-2026-66326?

CVE-2026-66326 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-66326?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Edge Chromium.

Vulnerability Description

Missing authorization in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Microsoft	Edge Chromium	< 151.0.4129.59

Related Weaknesses (CWE)

CWE-862

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66326Vendor Advisory

FAQ

What is CVE-2026-66326?

CVE-2026-66326 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Missing authorization in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

How severe is CVE-2026-66326?

CVE-2026-66326 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-66326?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Edge Chromium.