CVE-2026-40126: CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') in OutSystems Service Center
OutSystems Service Center is vulnerable to a DOM-based Cross-Site Scripting (XSS) attack that can be exploited by a low-privileged attacker via the upload of a file with a malicious filename containing JavaScript code. The vulnerability exists in all locations where a file can be attached and prepared for upload to the server. This issue was fixed in OutSystems Service Center version 11.41.2
CVE-2026-40126: CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') in OutSystems Service Center
Description
OutSystems Service Center is vulnerable to a DOM-based Cross-Site Scripting (XSS) attack that can be exploited by a low-privileged attacker via the upload of a file with a malicious filename containing JavaScript code. The vulnerability exists in all locations where a file can be attached and prepared for upload to the server. This issue was fixed in OutSystems Service Center version 11.41.2
CVSS v4.0
Score 4.8medium
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- CERT-PL
- Date Reserved
- 2026-04-09T10:15:00.973Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a82fa92bf8831d539d2785a
Added to database: 08/17/2026, 12:12:02 UTC
Last updated: 08/17/2026, 12:12:02 UTC
Views: 1
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