CVE-2026-21789CWE-863

HCL Connections is vulnerable to broken access control

Medium · published May 18, 2026

CVSS v3.1
4.6
EPSS
0%
Percentile
1.8
In the wild
Unconfirmed
What it is

HCL Connections contains a broken access control vulnerability that may allow unauthorized user to update data in certain scenarios.

The record
Technical detail
CVSS v3.1
4.6 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00122 · 1.8th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-05-18T19:17Z
EPSS history
Timeline
  • 18 MAY 19:17Z
    HCL Connections is vulnerable to broken access control
    cvelistv5