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    CVE-2024-54158

    In JetBrains YouTrack before 2024.3.52635 potential spoofing attack was possible via lack of Punycode encoding

    Published:Dec 4, 2024
    Last Modified:Jan 30, 2025
    EPS:Dec 4, 2024
    EPSS Score:0.00003
    CVSS Score:3.5

    Affected Products

    Vendor
    Jetbrains
    Product
    Youtrack

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-120 Double Encoding
    CAPEC-21 Exploitation of Trusted Identifiers
    CAPEC-22 Exploiting Trust in Client
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-4 Using Alternative IP Address Encodings
    CAPEC-459 Creating a Rogue Certification Authority Certificate
    CAPEC-461 Web Services API Signature Forgery Leveraging Hash Function Extension Weakness
    CAPEC-473 Signature Spoof
    CAPEC-476 Signature Spoofing by Misrepresentation
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-667 Bluetooth Impersonation AttackS (BIAS)
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-94 Adversary in the Middle (AiTM)

    Related CVEs

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    CVE-2026-86498 (CVSS 7.7) — In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modificat…
    CVE-2026-86497 (CVSS 6.8) — In JetBrains YouTrack before 2026.2.18769 changing a mailbox host without re-authentication allowed a project …
    CVE-2026-86496 (CVSS 4.3) — In JetBrains YouTrack before 2026.2.18769 missing access control on Helpdesk authorized reporters exposed repo…
    CVE-2026-86495 (CVSS 6.5) — In JetBrains YouTrack before 2026.2.18687 missing permission checks allowed creating knowledge base articles i…
    CVE-2026-86494 (CVSS 7.7) — In JetBrains YouTrack before 2026.2.18634 cloning a whiteboard allowed unauthorized changes to links on inacce…
    CVE-2026-86493 (CVSS 6.5) — In JetBrains YouTrack before 2026.2.18634 improper permission checks allowed read-only users to create and mod…
    CVE-2026-86492 (CVSS 8.5) — In JetBrains YouTrack before 2026.2.18634 a shared token cache allowed cross-tenant theft of GitHub App instal…
    CVE-2026-86491 (CVSS 3.5) — In JetBrains YouTrack before 2026.2.18634 stored XSS was possible via project and organization icon uploads…

    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