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CVE-2020-2503

CRITICAL
Published 2020-12-24T01:39:08.389271Z
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Expert Analysis

Professional remediation guidance

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CVSS Score

V3.1
9.0
/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.531
Higher than 53.1% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

If exploited, this stored cross-site scripting vulnerability could allow remote attackers to inject malicious code in File Station. QNAP has already fixed these issues in QES 2.1.1 Build 20201006 and later.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

QNAP Systems Inc.

QES

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-v96c-c8j8-qhm7

Advisory Details

If exploited, this stored cross-site scripting vulnerability could allow remote attackers to inject malicious code in File Station. QNAP has already fixed these issues in QES 2.1.1 Build 20201006 and later.

CVSS Scoring

CVSS Score

5.0

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-2503
WEB https://www.qnap.com/zh-tw/security-advisory/qsa-20-17

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://www.qnap.com/zh-tw/security-advisory/qsa-20-17
Published: 2020-12-24T01:39:08.389271Z
Last Modified: 2024-09-17T03:07:20.826Z
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