Lemmynet

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    Products: 1
    Vulnerabilities: 10
    Known Exploited: 0
    0
    Critical Level Threats
    0
    High Level Threats
    5
    Medium Level Threats
    0
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-54738

    Lemmy: Rate limit bypass via X-Forwarded-For header spoofing in actix-web ConnectionInfo

    Last Modified: Aug 21, 2026
    Published: Aug 19, 2026

    CVE-2026-54743

    Lemmy: Stored XSS via markdown image alt-text in lemmy-ui html5-embed

    Last Modified: Aug 21, 2026
    Published: Aug 19, 2026

    CVE-2026-54739

    Lemmy: Login Endpoint User Enumeration via HTTP Response Code Differential

    Last Modified: Aug 21, 2026
    Published: Aug 19, 2026

    CVE-2026-54740

    Lemmy: Lower-ranked federated moderator can remove higher-ranked moderators

    Last Modified: Aug 20, 2026
    Published: Aug 19, 2026

    CVE-2026-54741

    Lemmy: Blocked users can edit private messages sent before the block

    Last Modified: Aug 20, 2026
    Published: Aug 19, 2026
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    Lemmynet Vulnerabilities & Security CVEs | CVE-DB