CVE-2026-66310

HIGH
MEDIUM Priority: 0.03 BB Relevance: 50/100
Published: 2026-08-03 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: High
A: None

Description

External control of file name or path in Microsoft Edge for Android allows an unauthorized attacker to disclose information locally.

Affected Software (3)

VendorProductVersion
Microsoft Microsoft Edge for Android 1.0.0.0 < 151.0.4129.59
Microsoft Microsoft Edge for Android 1.0.0.0 < 151.0.4129.59
microsoft edge < 151.0.4129.59

References & Advisories (1)

Bug Bounty Relevance

50 / 100
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

7.7 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.36%
Raw Score 0.003640
Percentile 30.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00364
2026-10-28
0.00364

Intelligence Sources

mitre ref →
nvd ref →