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CVE-2026-34947

Published: Apr 3, 2026

Modified: Apr 7, 2026

PUBLISHED

Description

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, staged user custom fields and username are exposed on public invite pages without email verification. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

Vendor	Product	Versions
discourse	discourse	affected `>= 2026.1.0-latest, < 2026.1.3` affected `>= 2026.2.0-latest, < 2026.2.2` affected `>= 2026.3.0-latest, < 2026.3.0`

Weaknesses (CWE)

References

https://github.com/discourse/discourse/security/advisories/GHSA-4rcw-wq9x-54qw

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