CVE-2026-21789

—

CVSS 3.1

4.6 medium

EPSS

<1%p2

Published

May 18, 2026 (May 18, 2026)

Modified

Jun 17, 2026

Description

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

Weakness: CWE-863
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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