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Discuz!

3 known vulnerabilities.

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Discuz! X5.0 3
All Critical High Medium Low Exploited only Public exploit

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  • Medium 6.5
    CVE-2026-49953

    Discuz! X5.0 CAPTCHA Bypass via Predictable Character Set

    Discuz! X5.0 releases 20260320 through 20260610 contains a CAPTCHA bypass vulnerability that allows unauthenticated remote attackers to defeat challenge controls by exploiting limited complexity and predictable character sets in generated CAPTCHA images. Atta…

    Discuz! Discuz! X5.0