CVEvulnerability

CVE-2018-19953

6.1 MEDIUM Known exploited Published 2020-10-28 Modified 2026-10-01 Official page ↗

CISA Known Exploited Vulnerability

QNAP NAS File Station Cross-Site Scripting Vulnerability — QNAP Network Attached Storage (NAS)

A cross-site scripting vulnerability affecting QNAP NAS File Station could allow remote attackers to inject malicious code.

Added to KEV
2022-05-24
Remediation due
2022-06-14
Ransomware use
Known
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-19953
Status
Analyzed
Published
2020-10-28
Last modified
2026-10-01
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
Weaknesses
CWE-79, CWE-80

Description

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4.3.4.1190 on build 20200107; QTS 4.3.3.1161 on build 20200109; QTS 4.2.6 on build 20200109.

Affected configurations

• qnap qts (< 4.2.6) • qnap qts (>= 4.3.1.0013 < 4.3.3.1161) • qnap qts (>= 4.3.4 < 4.3.4.1190) • qnap qts (>= 4.3.6 < 4.3.6.1218) • qnap qts (>= 4.4.0 < 4.4.1.1201) • qnap qts (>= 4.4.2 < 4.4.2.1231) • qnap qts 4.2.6

Related

Weakness · CWE (2)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness
  • CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page weakness

References