CVE-2026-9007

Reflected XSS in HCL Notes

State: Published
Severity: 5.5 Medium
Published: Jul 15, 2026
Updated: Jul 15, 2026
Reserved: May 19, 2026

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in HCL Notes from HCL Software allows reflected

Cross-Site Scripting (XSS). Successful exploitation allows an attacker to execute arbitrary JavaScript in the context of another user.

This issue affects HCL Notes: Release 12.0.2FP5HF8 on Linux 4.18.0-553.52.1.El8_10.X64_64#1.

Scores

CVSS	Score	Vector	Source
4.0	5.5 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H	TCS-CERT

Weaknesses

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')

Affected Products

Product	Versions
HCL NotesHCL Software	Release 12.0.2FP5HF8 on Linux 4.18.0-553.52.1.el8_10.x64_64#1Affected

References

https://www.thalesgroup.com/en/search/cybersecurity/cybersecurity-services/CVE-2026-9007

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