Medium
Security advisory
firefly-iii is vulnerable to Cross-Site Request Forgery (CSRF)
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-3900
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 11:52 UTC · Revision 1
Source evidence
firefly-iii is vulnerable to Cross-Site Request Forgery (CSRF)
osv:CVE-2021-3900
Complete source record
{
"id": "96b57220100ca5a8fcd01fa59de095f92207c6e45459db4600149904afe93521",
"url": "https://osv.dev/vulnerability/CVE-2021-3900",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-3900",
"summary": "firefly-iii is vulnerable to Cross-Site Request Forgery (CSRF)",
"evidence": "osv:CVE-2021-3900",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2021-3900",
"aliases": [
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"GHSA-pfj7-w373-gqch"
],
"metrics": [
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"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/firefly-iii/firefly-iii",
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"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3900.json"
}
}
],
"modified": "2026-10-20T10:54:52.436057039Z",
"provider": "osv",
"references": [
"https://github.com/firefly-iii/firefly-iii/commit/c2c8c42ef3194d1aeba8c48240fe2e9063f77635",
"https://huntr.dev/bounties/909e55b6-ef02-4143-92e4-bc3e8397db76"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2021-3900",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 386322,
"published_at": "2021-10-27T18:15:07.803+00:00"
}