What is CVE-2024-26247?

CVE-2024-26247 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Privilege Management. CVSS score: 4.7/10. Published 2024-03-22.

How severe is CVE-2024-26247?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Is CVE-2024-26247 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Privilege escalation in Microsoft Edge

CVE-2024-26247

Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability

Vulnerability class: Privilege Escalation

Published 2024-03-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.8th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: -0.000

Affected products

Microsoft Edge
Microsoft Edge (Chromium-Based) — versions 1.0.0

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

Public proof-of-concept exploits

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26247 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-26247?: CVE-2024-26247 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Privilege Management. CVSS score: 4.7/10. Published 2024-03-22.
How severe is CVE-2024-26247?: Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2024-26247 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.