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    CVE-2025-40554

    SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that, if exploited, could allow an attacker to invoke specific actions within Web Help Desk.

    Published:Jan 28, 2026
    Last Modified:Feb 26, 2026
    EPS:Jan 28, 2026
    EPSS Score:0.06588
    CVSS Score:9.8

    Affected Products

    Vendor
    Solarwinds
    Product
    Web Help Desk

    Exploits

    https://github.com/imbas007/auth-bypass-CVE-2025-40554https://github.com/Skynoxk/CVE-2025-40554

    Common Weakness Enumeration

    CWE-1390 Weak Authentication

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-28323 (CVSS 9.8) — SolarWinds Web Help Desk is found to be affected by a SAML authentication bypass vulnerability. This requires …
    CVE-2026-28299 (CVSS 8.2) — SolarWinds Web Help Desk is found to be affected by a denial-of-service vulnerability, which when exploited, c…
    CVE-2025-40553 (CVSS 9.8) — SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that c…
    CVE-2025-40552 (CVSS 9.8) — SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that if exploit…
    CVE-2025-40551 (CVSS 9.8) — SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that c…
    CVE-2025-40537 (CVSS 7.5) — SolarWinds Web Help Desk was found to be susceptible to a hardcoded credentials vulnerability that, under cert…
    CVE-2025-40536 (CVSS 8.1) — SolarWinds Web Help Desk was found to be susceptible to a security control bypass vulnerability that if exploi…
    CVE-2025-26399 (CVSS 9.8) — SolarWinds Web Help Desk was found to be susceptible to an unauthenticated AjaxProxy deserialization remote co…
    CVE-2024-28988 (CVSS 9.8) — SolarWinds Web Help Desk was found to be susceptible to a Java Deserialization Remote Code Execution vulnerabi…
    CVE-2025-26400 (CVSS 5.3) — SolarWinds Web Help Desk was reported to be affected by an XML External Entity Injection (XXE) vulnerability t…

    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