Intel

CVE-2026-58300

edge_chromium: Absolute Path Traversal (CVE-2026-58300)

mediumEPSS 0.4%

Affected

  • microsoft/edge_chromium lt *..150.0.4078.48

Description

Absolute path traversal in Microsoft Edge for Android allows an unauthorized attacker to disclose information locally.

Source: BSI WID PortalBSI CSAFcvelistv5NVD (NIST)CVE.org (MITRE)Microsoft Security Update Guide

Affected products

The following versions are affected. Older releases of the same product line are also vulnerable unless stated otherwise.

microsoftedge_chromium
150.0.4078.48fixed from 150.0.4078.48

Metrics

XIEM Effective CVSS
6.2
Source: nvd-v3
EPSS percentile
36.8 %
High — this CVE ranks above the median of all CVEs scored today (rank ≥ 36%).
KEV status
—
Show all metrics
Severity
medium
Priority score
63.16
Exploit maturity
no public PoC known
CVSS v3
6.2
EPSS score
0.4 %
Low — model estimates < 1% exploitation likelihood.
Published
2026-07-03 21:17 UTC
CWE
CWE-36

Weakness classes (CWE)

  • CWE-36Base

    Absolute Path Traversal

    The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize absolute path sequences such as "/abs/path" that can resolve to a location that is outside of that directory.

    cwe.mitre.org →

References & sources

Reanalysis & status changes

Chronological NVD audit events for this CVE — reanalyses, CVSS updates, CPE diffs.

  1. Initial Analysis2026-07-07 22:48 UTC· nvd@nist.gov
    • CVSS V3.1: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    • CPE Configuration: AND OR *cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:* versions up to (excluding) 150.0.4078.48 OR cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
    • Reference Type: Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58300 Types: Vendor Advisory
  2. CVE Modified2026-07-06 16:16 UTC· 134c704f-9b21-4f2e-91b3-4a467353bcc0
    • SSVC: {"id":"CVE-2026-58300","role":"CISA Coordinator","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalI…
  3. New CVE Received2026-07-03 21:17 UTC· secure@microsoft.com
    • Affected: Microsoft Edge (Chromium-based)
    • Description: Absolute path traversal in Microsoft Edge for Android allows an unauthorized attacker to disclose information locally.
    • CVSS V3.1: AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    • CWE: CWE-36

Linked advisories