CVE-2026-58291CWE-672

Microsoft Edge (Chromium-based) Information Disclosure Vulnerability

Medium · published July 3, 2026

CVSS v3.1
6.1
EPSS
1%
Percentile
62.2
In the wild
Unconfirmed
What it is

Operation on a resource after expiration or release in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00992 · 62.2th percentile
Weakness
CWE-672 · Operation on a Resource after Expiration or Release
Published
2026-07-03T20:35Z
EPSS history
Timeline
  • 03 JUL 20:35Z
    Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
    cvelistv5