Medium
HTML injection in oneboxed links
Type: advisorySources: OSV
Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches, some links can inject arbitrary HTML tags when rendered through our Onebox engine. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-47119
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 2 Nov 2026, 19:10 UTC · Revision 1
Source evidence
Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches, some links can inject arbitrary HTML tags when rendered through our Onebox engine. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.
osv:CVE-2023-47119
Complete source record
{
"id": "ece7f078acd1d69e9afaaf91bf05f531ae3f569b7887a9e635f62ae36b02917b",
"url": "https://osv.dev/vulnerability/CVE-2023-47119",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "HTML injection in oneboxed links",
"summary": "Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches, some links can inject arbitrary HTML tags when rendered through our Onebox engine. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.",
"evidence": "osv:CVE-2023-47119",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2023-47119",
"aliases": [
"BIT-discourse-2023-47119",
"CVE-2023-47119",
"GHSA-j95w-5hvx-jp5w"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
}
],
"affected": [
{
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"repo": "https://github.com/discourse/discourse",
"type": "GIT",
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{
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{
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"source": "REFERENCES_COMMIT"
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],
"modified": "2026-10-28T02:30:22.880024547Z",
"provider": "osv",
"references": [
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/47xxx/CVE-2023-47119.json",
"https://github.com/discourse/discourse/security/advisories/GHSA-j95w-5hvx-jp5w",
"https://nvd.nist.gov/vuln/detail/CVE-2023-47119",
"https://github.com/discourse/discourse/commit/628b293ff53fb617b3464dd27268aec84388cc09",
"https://github.com/discourse/discourse/commit/d78357917c6a917a8a27af68756228e89c69321c"
],
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}
},
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{
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"evidence": "/id"
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],
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"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 488998,
"published_at": "2023-11-10T15:00:38.158+00:00"
}