CVE-2026-45492

CVE Enrichment

CVSS: 5.4 MEDIUM
EPSS: 0.30%
EPSS Percentile: 22.86%
CISA KEV: Not listed

Description

Improper input validation in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 19-May-2026 01:17
Last Modified: 15-Oct-2026 03:10
EPSS Date: 2026-10-28
CWE: CWE-20

CVSS Vector


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

Affected Products / Versions

microsoft / edge_chromium
Version / affected range: * · before (exclusive) 148.0.3967.70
cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:-:*:*:*

References

[email protected]

Last enrichment sync: 29-Oct-2026 06:37
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

in Edge Stable version 148.0.3967.70. That release carried three Edge-specific fixes, tracked as CVE-2026-45492, CVE-2026-45494, and CVE-2026-45495. The first is recorded as a security feature bypass, and the Researcher Details Microsoft Edge Sandbox Escape Built from Logic Flaws

CVE (2)

People (1)

MITRE ATT&CK (4)

Vendors (1)

Products (3)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.