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Medium severity5.4NVD Advisory· Published Mar 19, 2026· Updated Jun 17, 2026

CVE-2026-21788

CVE-2026-21788

Description

HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user which leads to executing malicious script code.  This may allow the attacker steal cookie-based authentication credentials and comprise user's account then launch other attacks.

Affected products

15
  • HCL Software/Connectionsllm-create
  • HCL Software/Connections Docscpe-rescue
    Range: 8
  • HCLTech/Connections13 versions
    cpe:2.3:a:hcltech:connections:8.0:-:*:*:*:*:*:*+ 12 more
    • cpe:2.3:a:hcltech:connections:8.0:-:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release1:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release10:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release11:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release12:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release2:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release3:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release4:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release5:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release6:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release7:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release8:*:*:*:*:*:*
    • cpe:2.3:a:hcltech:connections:8.0:cumulative_release9:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

1

News mentions

0

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