Lemmynet

6 CVEs across 1 Lemmynet products. Browse Lemmynet vulnerabilities, severities, and proof-of-concept exploits.

Lemmynet products with known CVEs

ProductCVEs
Lemmy6
Lemmynet CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-42181Medium6.52026-05-08Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.19.18, Lemmy fetches metadata for user-supplied post URLs and, under the default Sto…
CVE-2026-42180Medium6.32026-05-08Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.19.18, Lemmy allows an authenticated low-privileged user to create a link post throu…
CVE-2026-33693Medium6.52026-03-27Lemmy is a link aggregator and forum for the fediverse. Prior to version 0.7.0-beta.9, the `v4_is_invalid()` function in `activitypub-federation-rust` (`src/ut…
CVE-2026-291782026-03-06Lemmy, a link aggregator and forum for the fediverse, is vulnerable to server-side request forgery via a dependency on activitypub_federation, a framework for…
CVE-2025-25194Medium4.02025-02-10Lemmy, a link aggregator and forum for the fediverse, is vulnerable to server-side request forgery via a dependency on activitypub_federation, a framework for…
CVE-2024-23649High7.52024-01-24Lemmy is a link aggregator and forum for the fediverse. Starting in version 0.17.0 and prior to version 0.19.1, users can report private messages, even when th…