CVE-2026-34339CWE-476

Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

Medium · published May 12, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
33.0
In the wild
Unconfirmed
What it is

Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to deny service locally.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00399 · 33.0th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-05-12T16:59Z
EPSS history
Timeline
  • 12 MAY 16:59Z
    Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability
    cvelistv5