CVE-2026-58291: edge chromium before 150.0.4078.48 (exclusive); +1 more affected products

CVE-2026-58291. CVSS 3.1 base score 6.1 (MEDIUM, Vendor/CNA). EPSS 0.00992 (percentile 0.6227), scored 24-Oct-2026.

Affected technology

edge chromium · before 150.0.4078.48 (exclusive)
microsoft

Microsoft Edge (Chromium-based) · 1.0.0.0 to before 150.0.4078.48
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

The source says operation on a resource after expiration or release in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network. Vendor/CNA’s CVSS 3.1 assessment (base score 6.1/10) rates confidentiality impact as high; integrity and availability impact as none.

Published 25-Oct-2026 19:52 UTC

CWE: CWE-672
CCR priority: 24.6 /100 (P4)
CVSS 3.1: 6.1 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N · Vendor/CNA
EPSS: 0.00992 · percentile 0.62311 · 2026-10-25
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-58291.html