# CVE-2025-59848: HCL Leap stored XSS in application titles

Source: https://junglewise.ai/threats/cve-2025-59848-hcl-leap-is-vulnerable-to-stored-xss-through-malicious  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-11. Updated: 2026-11-11  
License: CC BY 4.0 with a link back

CVE-2025-59848 · Severity: medium · CVSS 6.8 · Published 2026-11-11

HCL Leap is a low-code application development platform used to build business applications. An attacker can inject malicious code into application titles on the Manage page, which is then executed when other users view those titles, enabling the attacker to steal sessions and impersonate users. No exploitation in the wild has been observed yet.

Vendors: [HCL](https://junglewise.ai/threats/vendors/hcl).

## Quick answers

**Is CVE-2025-59848 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-59848 being exploited in the wild.

**How severe is CVE-2025-59848?** Medium severity, with a CVSS score of 6.8, published 11 November 2026.

**Which products and versions are affected?** HCL Leap.

**Is there a fix for CVE-2025-59848?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2025-59848 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2025-59848?** Check whether you run HCL Leap. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a stored cross-site scripting vulnerability in the Manage page dialogs where application titles are not properly sanitized before display. An attacker with the ability to set or modify an application title can inject JavaScript that executes in the browser context of any user viewing the Manage page, allowing session hijacking or credential theft. The vulnerability requires an authenticated user with application creation or modification permissions to inject the payload.

## Affected products

- HCL Leap

## Timeline

- 2026-11-11: disclosed

## References

- [https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134534](https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134534)