Dashboard / CVE-2026-66314

CVE-2026-66314

MEDIUM
MEDIUM Priority: 0.04 BB Relevance: 63/100
Published: 2026-08-03 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth Conf. Impact

CVSS Vector Breakdown

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

Description

Time-of-check time-of-use (toctou) race condition in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

Weakness Classification (1)

Affected Software (3)

VendorProductVersion
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 < 151.0.4129.59
Microsoft Microsoft Edge (Chromium-based) 1.0.0.0 < 151.0.4129.59
microsoft edge_chromium < 151.0.4129.59

References & Advisories (1)

Bug Bounty Relevance

63 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

6.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.57%
Raw Score 0.005740
Percentile 47.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00574
2026-10-28
0.00574

Intelligence Sources

mitre ref →
nvd ref →

External Links