CVE-2026-27638
🗓️ 26 Feb 2026 22:14:21Reported by GitHub_MType 
cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 62 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 19 |
|---|---|---|---|---|
 | CVE-2026-27638 | 26 Feb 202622:14 | – | attackerkb |
 | CVE-2026-27638 | 26 Feb 202622:04 | – | circl |
 | actual security vulnerabilities | 26 Feb 202600:00 | – | cnnvd |
 | CVE-2026-27638 ActualBudget missing authorization in sync endpoints allows cross-user budget file access in multi-user mode | 26 Feb 202622:14 | – | cvelist |
 | EUVD-2026-8905 | 27 Feb 202619:29 | – | euvd |
 | @actual-app/sync-server: Missing authorization in sync endpoints allows cross-user budget file access in multi-user mode | 27 Feb 202619:29 | – | github |
 | @actual-app/sync-server: Missing authorization in sync endpoints allows cross-user budget file access in multi-user mode | 27 Feb 202600:00 | – | gitlab |
 | CVE-2026-27638 | 26 Feb 202622:14 | – | mend |
 | CVE-2026-27638 | 26 Feb 202623:16 | – | nvd |
 | CVE-2026-27638 ActualBudget missing authorization in sync endpoints allows cross-user budget file access in multi-user mode | 26 Feb 202622:14 | – | osv_cve |
10
Node
[
{
"vendor": "actualbudget",
"product": "actual",
"versions": [
{
"version": "< 26.2.1",
"status": "affected"
}
]
}
]| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| file ID | path | /sync/* | In multi-user mode, the sync API endpoints do not verify if the authenticated user owns the file being operated on, allowing unauthorized read, modification, and overwriting of other users' budget files. | CWE-862 |
Data
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17 Jun 2026 10:27Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.1
CVSS 47.1
EPSS0.00343
SSVC