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    CVE-2026-49380

    In JetBrains TeamCity before 2026.1 open redirect in the SAML plugin was possible

    Published:May 29, 2026
    Last Modified:Jun 2, 2026
    EPS:May 29, 2026
    EPSS Score:0.00001
    CVSS Score:3.1

    Affected Products

    Vendor
    Jetbrains
    Product
    Teamcity

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-178 Cross-Site Flashing

    Related CVEs

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    CVE-2026-65906 (CVSS 8.8) — In JetBrains TeamCity before 2026.1.2, 2025.11.6 сode execution via Kotlin DSL sandbox escape was possible…
    CVE-2026-59796 (CVSS 8.1) — In JetBrains TeamCity before 2026.1.2 pipeline modification was possible due to improper permission checks…
    CVE-2026-59795 (CVSS 8.1) — In JetBrains TeamCity before 2026.1.2 stored XSS via unauthenticated agent registration was possible…
    CVE-2026-59794 (CVSS 7.3) — In JetBrains TeamCity before 2026.1.2 stored XSS on the cloud profile page was possible via agent-reported dat…
    CVE-2026-59793 (CVSS 8.8) — In JetBrains TeamCity before 2026.1.2 arbitrary file access was possible via the Perforce VCS integration…
    CVE-2026-49381 (CVSS 3.4) — In JetBrains TeamCity before 2026.1 stored XSS on the SAML login page was possible…
    CVE-2026-49379 (CVSS 6.5) — In JetBrains TeamCity before 2026.1 credentials could be exposed in thread names…
    CVE-2026-49378 (CVSS 4.3) — In JetBrains TeamCity before 2026.1 credentials parameters were exposed via parameter autocompletion…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High