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CVE-2025-29834

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

HIGH
7.5
CVSS Score
Published: April 12, 2025 at 01:32 AM UTC
Updated: June 17, 2026 at 09:05 AM UTC
1 product affected across 1 vendorEdge Chromium

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Severity
HIGH7.5
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Edge Chromium· Microsoft
95%
v < 134.0.3124.931.0.0.0 ≤ v < 134.0.3124.931.0.0.0
Affected range stops below 134.0.3124.93, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29834

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHmicrosoft
Vector?

Quick Info

StatusANALYZED
CWE
CWE-125

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