What is CVE-2024-29991?

CVE-2024-29991 is a medium-severity vulnerability in Microsoft Edge Chromium, classified under Code Injection. CVSS score: 5.0/10. Published 2024-04-19.

How severe is CVE-2024-29991?

Medium severity. CVSS v3 base score is 5.0 out of 10.

RCE in Microsoft Edge Chromium

CVE-2024-29991

Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability

Vulnerability class: RCE (Remote Code Execution)

Published 2024-04-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.006 (49.3th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.3% 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 (Chromium-Based) — versions 1.0.0

Weakness classification (CWE)

CWE-94 — Code Injection

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-29991 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2024-29991?: CVE-2024-29991 is a medium-severity vulnerability in Microsoft Edge Chromium, classified under Code Injection. CVSS score: 5.0/10. Published 2024-04-19.
How severe is CVE-2024-29991?: Medium severity. CVSS v3 base score is 5.0 out of 10.