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CVE-2026-21789

🗓️ 18 May 2026 19:17:18Reported by HCLType 
cve
 cve
🔗 web.nvd.nist.gov👁 11 Views

HCL Connections has broken access control allowing unauthorized data updates in certain scenarios.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-21789
18 May 202619:17
attackerkb
CNNVD
HCL Connections 安全漏洞
18 May 202600:00
cnnvd
Cvelist
CVE-2026-21789 HCL Connections is vulnerable to broken access control
18 May 202619:17
cvelist
EUVD
EUVD-2026-30798
18 May 202619:17
euvd
NVD
CVE-2026-21789
18 May 202620:16
nvd
Positive Technologies
PT-2026-41722
18 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-21789
5 Jun 202619:38
redhatcve
Vulnrichment
CVE-2026-21789 HCL Connections is vulnerable to broken access control
18 May 202619:17
vulnrichment
[
  {
    "vendor": "HCLSoftware",
    "product": "Connections",
    "versions": [
      {
        "status": "affected",
        "version": "8.0"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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18 May 2026 20:23Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.6
EPSS0.00026
SSVC
11