High
Security advisory
An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Authenticated users can update their entire user document (beyond profile fields), including orgs/teams and loginDisabled, due to missing server-side authorization checks; this enables privilege escalation and unauthorized access to other teams/orgs.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2025-65780
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 02:40 UTC · Revision 1
Source evidence
An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Authenticated users can update their entire user document (beyond profile fields), including orgs/teams and loginDisabled, due to missing server-side authorization checks; this enables privilege escalation and unauthorized access to other teams/orgs.
osv:CVE-2025-65780
Complete source record
{
"id": "9db0501df27a9c40fc3959201a277f99c5060fa611c28453a2891f0e194c3e0c",
"url": "https://osv.dev/vulnerability/CVE-2025-65780",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2025-65780",
"summary": "An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Authenticated users can update their entire user document (beyond profile fields), including orgs/teams and loginDisabled, due to missing server-side authorization checks; this enables privilege escalation and unauthorized access to other teams/orgs.",
"evidence": "osv:CVE-2025-65780",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2025-65780",
"aliases": [
"CVE-2025-65780"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/wekan/wekan",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "f8e576e890ed8e6557537609a57afa5aa327a7bb"
},
{
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}
],
"database_specific": {
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{
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"range": [
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"source": "CPE_RANGE"
},
{
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"source": "REFERENCES_COMMIT"
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}
}
],
"modified": "2026-10-28T02:30:49.110310291Z",
"provider": "osv",
"references": [
"https://github.com/wekan/wekan/blob/main/CHANGELOG.md#v816-2025-11-02-wekan--release",
"https://wekan.fi/hall-of-fame/spacebleed/",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/65xxx/CVE-2025-65780.json",
"https://nvd.nist.gov/vuln/detail/CVE-2025-65780",
"https://github.com/wekan/wekan/commit/f26d58201855e861bab1cd1fda4d62c664efdb81",
"https://github.com/wekan/wekan"
],
"provider_metadata": {
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{
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"evidence": "/id"
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},
"source_id": "core-osv",
"document_id": 517442,
"published_at": "2025-12-15T00:00:00+00:00"
}