CVE-2026-21789

MEDIUM

HCL Connections is vulnerable to broken access control

Title source: cna
STIX 2.1

Description

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

References (1)

Core 1

Scores

CVSS v3 4.6
EPSS 0.0003
EPSS Percentile 7.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (1)
HCLSoftware/Connections 8.0
Published May 18, 2026
Tracked Since May 19, 2026