Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, the voters endpoint in the poll plugin lacked post visibility checks which allowed unauthorized access to voters details of polls in any post. Versions 2025.12.2, 2026.1.1, and 2026.2.0 patch the issue. No known workarounds are available.
Metrics
Affected Vendors & Products
References
History
Mon, 02 Mar 2026 21:45:00 +0000
| Type | Values Removed | Values Added |
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| CPEs | cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:* cpe:2.3:a:discourse:discourse:2026.2.0:*:*:*:latest:*:*:* |
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| Metrics |
cvssV3_1
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Mon, 02 Mar 2026 02:15:00 +0000
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| Metrics |
ssvc
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Fri, 27 Feb 2026 09:15:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Discourse
Discourse discourse |
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| Vendors & Products |
Discourse
Discourse discourse |
Thu, 26 Feb 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
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| Description | Discourse is an open source discussion platform. Prior to versions 2025.12.2, 2026.1.1, and 2026.2.0, the voters endpoint in the poll plugin lacked post visibility checks which allowed unauthorized access to voters details of polls in any post. Versions 2025.12.2, 2026.1.1, and 2026.2.0 patch the issue. No known workarounds are available. | |
| Title | Discourse: Poll voters endpoint lacked post visibility checks | |
| Weaknesses | CWE-862 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-02-26T19:50:56.341Z
Updated: 2026-02-28T03:25:15.137Z
Reserved: 2026-02-17T03:08:23.490Z
Link: CVE-2026-27021
Updated: 2026-02-28T03:25:11.100Z
Status : Analyzed
Published: 2026-02-26T21:28:53.927
Modified: 2026-03-02T21:31:27.027
Link: CVE-2026-27021
No data.