What is CVE-2026-62828?

CVE-2026-62828 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2026-07-28.

How severe is CVE-2026-62828?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Improper input validation in Microsoft Edge

CVE-2026-62828

Improper input validation in Microsoft Edge for Android allows an unauthorized attacker to perform tampering over a network.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (14.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Microsoft Edge
Microsoft Edge For Android

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

Microsoft Edge for Android (Chromium-based) Tampering Vulnerability (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-62828?: CVE-2026-62828 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2026-07-28.
How severe is CVE-2026-62828?: Medium severity. CVSS v3 base score is 5.4 out of 10.