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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-53960

Discourse: Hidden first-post excerpt is emitted in Q&A schema JSON-LD

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Status
Published
Published
Updated
Assigning organization
GitHub_M

Description

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, hidden or otherwise unviewable first-post content was leaked as an excerpt in the publicly-served Q&A (QAPage) JSON-LD structured data, exposing it to any unauthenticated visitor and to search-engine crawlers. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

discourse discourse

  • < 2026.1.6affected
  • >= 2026.5.0-latest, < 2026.5.2affected
  • >= 2026.6.0-latest, < 2026.6.1affected

References