CVE-2026-70341

HIGH
MEDIUM Priority: 0.05 BB Relevance: 57/100
Published: 2026-09-11 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network No Interaction Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: High
PR: Low
UI: None
S: Changed
C: High
I: High
A: High

Description

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.

Weakness Classification (1)

Affected Software (20)

VendorProductVersion
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for Android 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for Android 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for Linux 1.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for Linux 1.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for MAC 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for MAC 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for Windows 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for Windows 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for iOS 1.0.0.0 < 152.0.4191.52
Microsoft Microsoft Edge for iOS 1.0.0.0 < 152.0.4191.52
microsoft edge -
microsoft edge < 152.0.4191.52
microsoft edge < 152.0.4191.52
microsoft edge -
microsoft edge < 152.0.4191.52
microsoft edge < 152.0.4191.52
microsoft edge_chromium < 152.0.4191.52
microsoft edge_chromium < 152.0.4191.52

References & Advisories (1)

Bug Bounty Relevance

57 / 100
✓ Network accessible
✓ No user interaction

CVSS Score

8.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.64%
Raw Score 0.006370
Percentile 50.5%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00637
2026-10-28
0.00637

Intelligence Sources

mitre ref →
nvd ref →