HOMEVULNERABILITIESCVE-2024-48866
MEDIUM

CVE-2024-48866

CWE-177Published: December 6, 2024· Updated: Jun 17, 2026

5.3
CVSS v3.1

Official Description

An improper handling of URL encoding (Hex Encoding) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to run the system into unexpected state.

We have already fixed the vulnerability in the following versions:

QTS 5.1.9.2954 build 20241120 and later

QTS 5.2.2.2950 build 20241114 and later

QuTS hero h5.1.9.2954 build 20241120 and later

QuTS hero h5.2.2.2952 build 20241116 and later

NVD Source

Technical Analysis

CVE-2024-48866 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Vendors & Products

qnap2 product(s)
qtsquts hero
Source: NVD CPE · 46 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.qnap.com/en/security-advisory/qsa-24-49

All References (1)

→
https://www.qnap.com/en/security-advisory/qsa-24-49Vendor Advisory

Quick Facts

CVE IDCVE-2024-48866
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-177
CISA KEVNo
Affected1 vendor(s)
PublishedDec 6, 2024

Related CVEs (CWE-177)

CVE-2026-29045
9.8
CVE-2026-41041
9.1
CVE-2026-59083
9.1
CVE-2022-27780
7.5
CVE-2022-3854
6.5
CVE-2026-6414
5.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2024-48866 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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