Medium severity6.1NVD Advisory· Published Aug 31, 2021· Updated Jun 17, 2026
CVE-2020-13639
CVE-2020-13639
Description
A stored XSS vulnerability was discovered in the ECT Provider in OutSystems before 2020-09-04, affecting generated applications. It could allow an unauthenticated remote attacker to craft and store malicious Feedback content into /ECT_Provider/, such that when the content is viewed (it can only be viewed by Administrators), attacker-controlled JavaScript will execute in the security context of an administrator's browser. This is fixed in Outsystems 10.0.1005.2, Outsystems 11.9.0 Platform Server, and Outsystems 11.7.0 LifeTime Management Console.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- OutSystems/OutSystemsdescription
- Range: <2020-09-04
- Range: <2020-09-04
Patches
Vulnerability mechanics
References
2- labs.integrity.pt/advisories/CVE-2020-13639/nvdThird Party Advisory
- www.outsystems.com/platform/nvdProduct
News mentions
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