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Fencer Intel
high 8.8

CVE-2024-53691 in the critical feed json

QTS, QuTS hero

published last yr. modified 8d ago also EUVD-2024-52034

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
23.0%
EPSS 23.0% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

A link following vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to traverse the file system to unintended locations.

We have already fixed the vulnerability in the following versions: QTS 5.1.8.2823 build 20240712 and later QTS 5.2.0.2802 build 20240620 and later QuTS hero h5.1.8.2823 build 20240712 and later QuTS hero h5.2.0.2802 build 20240620 and later

Patch / fix

  • QNAP Systems Inc. QTS 5.1.8.2823 build 20240712, 5.2.0.2802 build 20240620
  • QNAP Systems Inc. QuTS hero h5.1.8.2823 build 20240712, h5.2.0.2802 build 20240620
  • qnap qts 5.1.8.2823 build 20240712, 5.2.0.2802 build 20240620
  • qnap quts_hero h5.1.8.2823 build 20240712, h5.2.0.2802 build 20240620

Is CVE-2024-53691 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

23.00% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 4.0 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 4.0 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • QNAP Systems Inc. QTS
  • QNAP Systems Inc. QuTS hero
  • qnap qts
  • qnap quts_hero

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.