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Weakness (CWE)

CWE-305: Authentication Bypass by Primary Weakness

Base Draft

The authentication algorithm is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error.

Source: MITRE CWE-305

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  • High 8.8
    CVE-2026-81578 Exploited Public exploit EPSS 85%

    PaperCut MF/NG: Authentication Bypass

    An improper access control vulnerability exists in the web management interface of PaperCut MF and PaperCut NG. Under specific conditions, unauthenticated remote requests targeting administrative functions can trigger backend actions prior to the completion o…

    KEV Aug 31, 2026
  • High 7.5
    CVE-2026-8932 Public exploit

    incomplete mTLS config matching in conn reuse

    libcurl would reuse a previously created connection even when some mTLS config related option had been changed that should have prohibited reuse. libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them m…

  • High 7.3
    CVE-2025-56132 Public exploit

    LiquidFiles filetransfer server is vulnerable to a user enumeration issue in its password reset functionality. The appl…

  • High 8.2
    CVE-2025-41450 Public exploit

    Authentication bypass with privileged access in Danfoss AK-SM 8xxA Series prior to version 4.2

    Improper Authentication vulnerability in Danfoss AKSM8xxA Series.This issue affects Danfoss AK-SM 8xxA Series prior to version 4.2

  • High 8.8
    CVE-2024-20674 Public exploit EPSS 17%

    Windows Kerberos Security Feature Bypass Vulnerability

    Windows Kerberos Security Feature Bypass Vulnerability

  • High 8.6
    CVE-2023-0777 Public exploit EPSS 15%

    Authentication Bypass by Primary Weakness in modoboa/modoboa

    Authentication Bypass by Primary Weakness in GitHub repository modoboa/modoboa prior to 2.0.4.