Cross-site Scripting Vulnerability in Multimedia Console

published 2020-12-10 5y ago modified 2026-06-17 4mo ago also EUVD-2020-22286

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits: 0; none known

This cross-site scripting vulnerability in Multimedia Console allows remote attackers to inject malicious code. QANP have already fixed this vulnerability in Multimedia Console 1.1.5 and later.

Patch / fix

fixed in 1

qnap multimedia_console 1.1.5

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Exploit prediction

0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

QNAP Systems Inc. Multimedia Console

Classification

Weakness

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

References

qnap.com /en/security-advisory/qsa-20-14
vendor-advisory

Sources

CVE List CVE-2020-2493
NVD CVE-2020-2493

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