What’s Vulnerable › Vulnerabilities

CVE-2021-29357

• Severity: high (CVSS 8.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-12 · updated 2026-06-17
• Weakness: CWE-918

Description

The ECT Provider component in OutSystems Platform Server 10 before 10.0.1104.0 and 11 before 11.9.0 (and LifeTime management console before 11.7.0) allows SSRF for arbitrary outbound HTTP requests.

Affected products

• OutSystems Lifetime Management Console: from 11 before 11.7.0 — fixed in 11.7.0
• Outsystems: from 10 before 10.0.1104.0 — fixed in 10.0.1104.0
• OutSystems Platform Server: from 11 before 11.9.0 — fixed in 11.9.0

How to fix

Upgrade to a fixed version: OutSystems Lifetime Management Console 11.7.0; Outsystems 10.0.1104.0; OutSystems Platform Server 11.9.0. Check the vendor advisory for mitigations.

References

• https://labs.integrity.pt/advisories/cve-2021-29357/
• https://success.outsystems.com/Support/Security/Vulnerabilities/Vulnerability_RTAF-2226
• https://labs.integrity.pt/advisories/cve-2021-29357/
• https://success.outsystems.com/Support/Security/Vulnerabilities/Vulnerability_RTAF-2226

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