Medium
Security advisory
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
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-43793
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:00 UTC · Revision 1
Source evidence
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
osv:CVE-2021-43793
Complete source record
{
"id": "03b01e85281af2c88c8d29e9593a3b595fdb95e05de62c3cd66f86bba0d3fa4e",
"url": "https://osv.dev/vulnerability/CVE-2021-43793",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-43793",
"summary": "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",
"evidence": "osv:CVE-2021-43793",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2021-43793",
"aliases": [
"BIT-discourse-2021-43793",
"CVE-2021-43793",
"GHSA-jq7h-44vc-h6qx"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
}
],
"affected": [
{
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"repo": "https://github.com/discourse/discourse",
"type": "GIT",
"events": [
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{
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},
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{
"range": [
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"source": "REFERENCES_COMMIT"
},
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],
"modified": "2026-10-20T10:55:03.194586838Z",
"provider": "osv",
"references": [
"https://github.com/discourse/discourse/security/advisories/GHSA-jq7h-44vc-h6qx",
"https://github.com/discourse/discourse/commit/0c6b9df77bac9c6f7c7e2eadf6fe100064afdeab",
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"value": "CVE-2021-43793",
"evidence": "/id"
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"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 386784,
"published_at": "2021-12-01T20:15:08.587+00:00"
}