Description
A path traversal vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to read the contents of unexpected files or system 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 h6.0.0.3459 build 20260409 and later
References (1)
Core 1
Core References
Scores
CVSS v3
6.5
EPSS
0.0039
EPSS Percentile
30.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-22
Status
published
Products (6)
qnap/qts
5.2.0.2737 - 5.2.9.3492
qnap/quts_hero
h5.0.0 - h5.2.9.3499
QNAP Systems Inc./QTS
5.2.0 - 5.2.9.3492 build 20260507
QNAP Systems Inc./QuTS hero
? - h6.0.0.3459 build 20260409
QNAP Systems Inc./QuTS hero
h5.2.0 - h5.2.9.3499 build 20260514
QNAP Systems Inc./QuTS hero
h5.3.0 - h5.3.4.3500 build 20260520
Published
Jun 10, 2026
Tracked Since
Jun 10, 2026