PT-2026-58117 · Microsoft · Windows Event Logging Service

Published 2026-07-14 · Updated 2026-07-15 · CVE-2026-34348

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Windows Event Logging Service (affected versions not specified)

Description A protection mechanism failure in the Windows Event Logging Service allows an authorized attacker to disclose information over a network.

Recommendations Install the July cumulative updates.

Fix

Protection Mechanism Failure

Weakness Enumeration

CWE-693

Related Identifiers

CVE-2026-34348

Affected Products

Windows Event Logging Service

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-34348 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34348 · Vendor Advisory
• https://twitter.com/windowsforum/status/2077218895576920116 · Twitter Post