QTS, QuTS hero
A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to bypass security mechanisms or read application data. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3492 build 20260507 and later QuTS hero h5.2.9.3499 build 20260514 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3500 build 20260520 and later
CVE-2026-41539
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-2026-41539
QTS
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
QuTS hero
Source reference: /containers/cna/affected/1/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": "QTS",
"versions": [
{
"status": "affected",
"version": "5.2.0",
"lessThan": "5.2.9.3492 build 20260507",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "QNAP Systems Inc.",
"product": "QuTS hero",
"versions": [
{
"status": "affected",
"version": "h5.2.0",
"lessThan": "h5.2.9.3499 build 20260514",
"versionType": "custom"
},
{
"status": "affected",
"version": "h5.3.0",
"lessThan": "h5.3.4.3500 build 20260520",
"versionType": "custom"
},
{
"status": "affected",
"version": "?",
"lessThan": "h6.0.0.3500 build 20260520",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-41539
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #34754 · Revision 1
- Added to Heist Feed
- Publisher date