What is CVE-2023-36888?

CVE-2023-36888 is a medium-severity vulnerability in Microsoft Edge Chromium, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2023-07-14.

How severe is CVE-2023-36888?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Improper input validation in Microsoft Edge Chromium

CVE-2023-36888

Microsoft Edge for Android (Chromium-based) Tampering Vulnerability

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

Published 2023-07-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.006 (45.6th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Microsoft Edge Chromium
Microsoft Edge For Android — versions 1.0.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36888 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-36888?: CVE-2023-36888 is a medium-severity vulnerability in Microsoft Edge Chromium, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2023-07-14.
How severe is CVE-2023-36888?: Medium severity. CVSS v3 base score is 6.3 out of 10.