# Leantime allows Stored Cross-Site Scripting (XSS)

Source: https://junglewise.ai/threats/leantime-allows-stored-cross-site-scripting-xss-201b426f  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-02-21  
License: CC BY 4.0 with a link back

Severity: medium · CVSS 4 · Published 2025-02-21

Leantime allows Stored Cross-Site Scripting (XSS)

Technologies: [leantime/leantime (Packagist)](https://junglewise.ai/threats/technologies/leantime-leantime). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Medium severity, with a CVSS score of 4, published 21 February 2025.

**Which products and versions are affected?** leantime/leantime (Packagist) ECOSYSTEM:introduced=0,last_affected=3.1.4.

**Is there a fix for This vulnerability?** 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.

**Am I affected?** Check whether you run leantime/leantime (Packagist) at an affected version. 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.

## Affected products

- leantime/leantime (Packagist) ECOSYSTEM:introduced=0,last_affected=3.1.4

## Related threats

- [Leantime privilege escalation via unauthorized JSON-RPC methods](https://junglewise.ai/threats/cve-2026-85990-leantime-any-authenticated-user-can-self-escalate-to-admin-via)
- [Leantime has HTML injection through firstname and lastname fields](https://junglewise.ai/threats/leantime-has-html-injection-through-firstname-and-lastname-fields-7186876f)
- [Duplicate Advisory: Leantime affected by Improper Neutralization of HTML Tags](https://junglewise.ai/threats/duplicate-advisory-leantime-affected-by-improper-neutralization-of-html-e7da6b80)
- [Leantime allows Cross-Site Scripting (XSS)](https://junglewise.ai/threats/leantime-allows-cross-site-scripting-xss-225f3c99)
- [Leantime affected by Improper Neutralization of HTML Tags](https://junglewise.ai/threats/cve-2025-28254-leantime-affected-by-improper-neutralization-of-html-tags)