Stored Cross-Site Scripting in Perx Customer Engagement & Loyalty Platform
Key facts
- Attack vector
- Adjacent network
- Privileges required
- High
- User interaction
- Active
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Stored cross-site scripting (XSS) vulnerability in the LMT Dashboard of the Perx Customer Engagement & Loyalty Platform allows an authenticated attacker to execute arbitrary JavaScript code in a victim's browser. The vulnerability is due to improper sanitization of SVG file uploads. An attacker can upload a malicious SVG file containing a script payload to a campaign. When another user views this image on the public LMT microsite, the script executes, which can lead to session hijacking, data theft, or other unauthorized actions.This issue affects Customer Engagement & Loyalty Platform before 4.617.4.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Perx Technologies | Customer Engagement & Loyalty Platform | before 4.617.4 | 4.617.4 | Patch available | CNA |
- Customer Engagement & Loyalty Platform VendorPerx Technologies Affected before 4.617.4 Fixed in 4.617.4 Patch available CNA
Remediation
- Fix · CNA Customer Engagement & Loyalty Platform (Perx Technologies) Fixed in 4.617.4
Timeline
- 2026-10-02 Threatist record created from CVE-2025-11682
- 2026-10-03 Alias added: GHSA-qxmp-vwjw-x542
References
Sources
- CVE-2025-11682 · CVE Program
- CVE-2025-11682 · NVD
- FIRST EPSS
- GHSA-qxmp-vwjw-x542 · GitHub Advisory Database · CC BY 4.0
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