Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, outdated cached AI summaries can leak removed content to anonymous and unprivileged users who cannot regenerate summaries. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1. To work around this issue, restrict summary generation by tightening the allowed groups on the summarization Personas.

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Fixes

Solution

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Workaround

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History

Tue, 19 May 2026 01:45:00 +0000

Type Values Removed Values Added
First Time appeared Discourse
Discourse discourse
Vendors & Products Discourse
Discourse discourse

Tue, 19 May 2026 00:15:00 +0000

Type Values Removed Values Added
Description Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, outdated cached AI summaries can leak removed content to anonymous and unprivileged users who cannot regenerate summaries. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1. To work around this issue, restrict summary generation by tightening the allowed groups on the summarization Personas.
Title Discourse: Cached outdated summaries can leak removed content
Weaknesses CWE-200
CWE-524
CWE-672
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-05-19T00:04:12.797Z

Reserved: 2026-03-11T14:47:05.685Z

Link: CVE-2026-32244

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-19T00:16:37.100

Modified: 2026-05-19T00:16:37.100

Link: CVE-2026-32244

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-19T01:30:26Z

Weaknesses