CVE-2023-37535

High

Published: 30 April 2025

Published

30 April 2025

Modified

30 October 2025

KEV Added

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Patch

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CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N

EPSS Score 0.0022 44.8th percentile

Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-37535 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Hcltech Domino Leap. Its CVSS base score is 7.1 (High).

Operationally, ranked at the 44.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Insufficient URI protocol whitelist in HCL Domino Volt and Domino Leap allow script injection through query parameters.

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

hcltech

domino leap

1.1 — 1.1.3

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.