CVE-2020-5497
MEDIUMCVSS 6.1/10EPSS 2.13%
Last modified
CVE-2020-5497 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The OpenID Connect reference implementation for MITREid Connect through 1.3.3 allows XSS due to userInfoJson being included in the page unsanitized. This is related to header.tag. EPSS estimates a 2.13% chance of exploitation in the next 30 days.
Description
The OpenID Connect reference implementation for MITREid Connect through 1.3.3 allows XSS due to userInfoJson being included in the page unsanitized. This is related to header.tag. The issue can be exploited to execute arbitrary JavaScript.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mitreid | Connect | <= 1.3.3 |
References
- http://packetstormsecurity.com/files/156574/MITREid-1.3.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Feb/25Mailing List, Third Party Advisory
- https://github.com/mitreid-connect/OpenID-Connect-Java-Spring-Server/issues/1521Exploit, Issue Tracking, Third Party Advisory
- https://www.securitymetrics.com/blog/MITREid-Connect-cross-site-scripting-CVE-2020-5497Exploit, Third Party Advisory
- http://packetstormsecurity.com/files/156574/MITREid-1.3.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Feb/25Mailing List, Third Party Advisory
- https://github.com/mitreid-connect/OpenID-Connect-Java-Spring-Server/issues/1521Exploit, Issue Tracking, Third Party Advisory
- https://www.securitymetrics.com/blog/MITREid-Connect-cross-site-scripting-CVE-2020-5497Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-5497?
The OpenID Connect reference implementation for MITREid Connect through 1.3.3 allows XSS due to userInfoJson being included in the page unsanitized. This is related to header.tag. The issue can be exploited to execute arbitrary JavaScript.
How severe is CVE-2020-5497?
CVE-2020-5497 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.13% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5497?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-5497?
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Scan your code nowSource: NVD / NIST