Known Vulnerabilities for Lemmy by LemmyNet

Listed below are 6 of the newest known vulnerabilities associated with "Lemmy" by "LemmyNet".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-54743 json Lemmy is a link aggregator and forum for the fediverse. Prior to lemmy-ui 0.19.19-beta.1, LemmyNet/lemmy-ui renders Markdown ... Not Provided 2026-08-19 2026-08-21
CVE-2026-54742 json Lemmy is a link aggregator and forum for the fediverse. From 0.19.18 until 0.19.19 and 1.0.0-alpha.20, a community moderator ... Not Provided 2026-08-19 2026-08-20
CVE-2026-54741 json Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, Lemmy blocks new private message... Not Provided 2026-08-19 2026-08-20
CVE-2026-54740 json Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, a lower-ranked remote moderator ... Not Provided 2026-08-19 2026-08-20
CVE-2026-54739 json Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, Lemmy's login endpoint in crates/a... Not Provided 2026-08-19 2026-08-21
CVE-2026-54738 json Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realip_r... Not Provided 2026-08-19 2026-08-21

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