Symlink creation in qsyncsrv.cgi
An unix symbolic link (symlink) following vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to compromise the security of the system. We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.7 and later Qsync Central 5.1.0.3 and later Qsync Central 5.2.0.5 and later Qsync Central 5.3.0.2 and later
CVE-2026-41541
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-41541
Qsync Central
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "QNAP Systems Inc.",
"product": "Qsync Central",
"versions": [
{
"status": "affected",
"version": "5.0.x",
"lessThan": "5.0.0.7",
"versionType": "custom"
},
{
"status": "affected",
"version": "5.1.x",
"lessThan": "5.1.0.3",
"versionType": "custom"
},
{
"status": "affected",
"version": "5.2.x",
"lessThan": "5.2.0.5",
"versionType": "custom"
},
{
"status": "affected",
"version": "5.3.x",
"lessThan": "5.3.0.2",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-41541
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #28738 · Revision 1
- Added to Heist Feed
- Publisher date