What is CVE-2024-38103?

CVE-2024-38103 is a medium-severity vulnerability in Microsoft Edge, classified under Exposure of Private Personal Information to an Unauthorized Actor. CVSS score: 5.9/10. Published 2024-07-25.

How severe is CVE-2024-38103?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Microsoft Edge

CVE-2024-38103

Microsoft Edge (Chromium-based) Information Disclosure Vulnerability

Published 2024-07-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (37.2th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

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

Weakness classification (CWE)

CWE-359 — Exposure of Private Personal Information to an Unauthorized Actor

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38103 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-38103?: CVE-2024-38103 is a medium-severity vulnerability in Microsoft Edge, classified under Exposure of Private Personal Information to an Unauthorized Actor. CVSS score: 5.9/10. Published 2024-07-25.
How severe is CVE-2024-38103?: Medium severity. CVSS v3 base score is 5.9 out of 10.