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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…

    PaperCut PaperCut MF/NG
    KEV Aug 31, 2026