Home/CVE/Discourse is an open source discussion platform. In affected versions a vulnerability in the Polls feature allowed users
CVE

CVE-2021-43793

Discourse is an open source discussion platform. In affected versions a vulnerability in the Polls feature allowed users

Discourse is an open source discussion platform. In affected versions a vulnerability in the Polls feature allowed users to vote multiple times in a single-option poll. The problem is patched in the latest tests-passed, beta and stable versions of Discourse.

MEDIUM · CVSS 4.3 EPSS 0.00234
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-269Improper Privilege Management
▤

Affected Products & Versions

2
discourse< 2.7.11
discourseall versions
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Dec 2021 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/discourse/discourse/commit/0c6b9df77bac9c6f7c7e2eadf6fe100064afdeabPatchThird Party Advisory
https://github.com/discourse/discourse/commit/1d0faedfbc3a8b77b971dc70d25e30791dbb6e0bPatchThird Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-jq7h-44vc-h6qxThird Party Advisory
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