Out-of-bounds Read in Microsoft Edge Chromium

CVE-2025-29834

Out-of-bounds read in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (45.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-29834?
CVE-2025-29834 is a high-severity vulnerability in Microsoft Edge Chromium, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2025-04-12.
How severe is CVE-2025-29834?
High severity. CVSS v3 base score is 7.5 out of 10.