CVE-2026-45495

CVE-2026-45495 is a high-severity vulnerability in Microsoft Edge Chromium with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-35.

Key facts

Description

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Frequently asked questions

What is CVE-2026-45495?
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
How severe is CVE-2026-45495?
CVE-2026-45495 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-45495 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-45495?
CVE-2026-45495 affects Microsoft Edge Chromium. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-45495?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-45495 have an EU (EUVD) identifier?
Yes. CVE-2026-45495 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30785.
When was CVE-2026-45495 published?
CVE-2026-45495 was published on 2026-05-18 and last updated on 2026-06-17.

References

Affected products (1)

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