Intel

CVE-2026-58281

edge_chromium: Deserialization of Untrusted Data (CVE-2026-58281)

highEPSS 1.0%

Affected

  • microsoft/edge_chromium lt *..150.0.4078.48

Description

Deserialization of untrusted data in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Source: cvelistv5NVD (NIST)CVE.org (MITRE)Microsoft Security Update GuideBSI CSAFBSI WID Portal

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
8.3
Source: nvd-v3
EPSS percentile
60.3 %
High — this CVE ranks above the median of all CVEs scored today (rank ≥ 36%).
KEV status
—
Show all metrics
Severity
high
Priority score
92.54
Exploit maturity
no public PoC known
CVSS v3
8.3
EPSS score
1.0 %
Low — model estimates < 1% exploitation likelihood.
Published
2026-07-11 21:16 UTC
CWE
CWE-502

Weakness classes (CWE)

  • CWE-502Base

    Deserialization of Untrusted Data

    The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

    cwe.mitre.org →

References & sources

Linked advisories