EUVD-2026-78169

Takahe through 0.11.0 fails to restrict URL schemes in link hrefs within federated post content and profile summaries, allowing remote actors to inject javascript: links. Attackers can deliver federated content with malicious javascript: hrefs that execute in the instance origin when clicked,...

CVE-2026-91146 Takahe through 0.11.0 Cross-Site Scripting via javascript: URL Scheme

Takahe through 0.11.0 fails to restrict URL schemes in link hrefs within federated post content and profile summaries, allowing remote actors to inject javascript: links. Attackers can deliver federated content with malicious javascript: hrefs that execute in the instance origin when clicked,...

CVE-2026-91146

Takahe versions through 0.11.0 fail to restrict URL schemes in link hrefs within federated post content and profile summaries. This allows remote attackers to inject javascript: links that execute in the instance origin when a user clicks them, enabling session hijacking or impersonation of viewe...

CVE-2026-91146 Takahe through 0.11.0 Cross-Site Scripting via javascript: URL Scheme

Takahe through 0.11.0 fails to restrict URL schemes in link hrefs within federated post content and profile summaries, allowing remote actors to inject javascript: links. Attackers can deliver federated content with malicious javascript: hrefs that execute in the instance origin when clicked,...

CVE-2026-91146 Takahe through 0.11.0 Cross-Site Scripting via javascript: URL Scheme

Takahe through 0.11.0 fails to restrict URL schemes in link hrefs within federated post content and profile summaries, allowing remote actors to inject javascript: links. Attackers can deliver federated content with malicious javascript: hrefs that execute in the instance origin when clicked,...

PT-2026-91744

Name of the Vulnerable Software and Affected Versions Takahe versions prior to 0.11.1 Description The software fails to restrict URL schemes in link hrefs within federated post content and profile summaries. This allows remote actors to inject javascript: links. When clicked, these malicious link...

CVE-2026-54743

Lemmy is a link aggregator and forum for the fediverse. Prior to lemmy-ui 0.19.19-beta.1, LemmyNet/lemmy-ui renders Markdown in src/shared/markdown.ts for post bodies, comment bodies, private messages, and community and site sidebars through mdToHtml, which returns a raw html object that Inferno...