CVE-2024-48866
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
Scoring
- Severity
- LOW
- CVSS base score
- 2.3
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
- EPSS probability
- 0.43%
- CWE
- CWE-177
- Published
- 2024-12-06
- Last modified
- 2026-03-13
Affected products
- QNAP Systems Inc. QTS
- QNAP Systems Inc. QTS
- QNAP Systems Inc. QuTS hero
- QNAP Systems Inc. QuTS hero
Weakness type
Related vulnerabilities
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- CVE-2026-67448 — Mailpit: WebSocket origin check bypass via percent-encoded path (regression of CVE-2026-22689)
- CVE-2026-15371 — Velociraptor Stored XSS in URL column types
- CVE-2026-59083 — Apache Tomcat: Incorrect URL decoding in RewriteValve may allow security control bypass
- CVE-2026-41041 — Apache Gravitino: URL path injection via unencoded user-supplied identifiers in MCP REST client f-string URL construction, enabling path traversal to unintended API endpoints.
- CVE-2026-6414 — @fastify/static vulnerable to route guard bypass via encoded path separators
- CVE-2026-29045 — Hono: Arbitrary file access via serveStatic vulnerability
- CVE-2026-22037 — @fastify/express vulnerable to Improper Handling of URL Encoding (Hex Encoding)