HCL iNotes is susceptible to a Reflected Cross-site Scripting (XSS) vulnerability,

published 2025-11-25 11mo ago modified 2026-10-18 24d ago also EUVD-2025-199603

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits: 0; none known

HCL iNotes is susceptible to a Reflected Cross-site Scripting (XSS) vulnerability caused by improper validation of user-supplied input. A remote, unauthenticated attacker can specially craft a URL to execute script in a victim's Web browser within the security context of the hosting Web site and/or steal the victim's cookie-based authentication credentials.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 11mo ago (2025-11-25)

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected products

HCL Software iNotes

Classification

Weakness

CWE-20 Improper Input Validation
CWE-79 Improper Neutralization of Input During Web Page Generation

References

support.hcl-software.com /csm?id=kb_article&sysparm_article=KB0127032

Sources

CVE List CVE-2025-0248
NVD CVE-2025-0248

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