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LOW · 3.4

CVE-2026-49381

In JetBrains TeamCity before 2026.1 stored XSS on the SAML login page was possible

Vulnerability Description

In JetBrains TeamCity before 2026.1 stored XSS on the SAML login page was possible

CVSS Score

3.4

LOW

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
JetbrainsTeamcity< 2026.1

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2026-49381?

CVE-2026-49381 is a vulnerability with a CVSS score of 3.4 (LOW). In JetBrains TeamCity before 2026.1 stored XSS on the SAML login page was possible

How severe is CVE-2026-49381?

CVE-2026-49381 has been rated LOW with a CVSS base score of 3.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-49381?

Check the references section above for vendor advisories and patch information. Affected products include: Jetbrains Teamcity.