Open Redirect Vulnerability in JetBrains TeamCity SAML Plugin
CVE-2026-49380

3.1LOW

Key Information:

Vendor

Jetbrains
Status
Teamcity
Vendor
CVE Published:
29 May 2026

What is CVE-2026-49380?

An open redirect vulnerability exists in the SAML plugin of JetBrains TeamCity prior to version 2026.1. This flaw could potentially allow an attacker to redirect users to malicious sites, posing a serious risk to user data and application integrity. Organizations utilizing TeamCity should ensure they are running the latest version to mitigate this security concern.

Affected Version(s)

TeamCity 0 < 2026.1

References

https://www.jetbrains.com/privacy-security/issues-fixed/

CVSS V3.1

Score:
3.1
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.