CVE-2020-2491
Cross-site Scripting Vulnerability in Photo Station
This cross-site scripting vulnerability in Photo Station allows remote attackers to inject malicious code. QANP We have already fixed this vulnerability in the following versions of Photo Station. QTS 4.5.1: Photo Station 6.0.12 and later QTS 4.4.3: Photo Station 6.0.12 and later QTS 4.3.6: Photo Station 5.7.12 and later QTS 4.3.4: Photo Station 5.7.13 and later QTS 4.3.3: Photo Station 5.4.10 and later QTS 4.2.6: Photo Station 5.2.11 and later
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
This cross-site scripting vulnerability in Photo Station allows remote attackers to inject malicious code. QANP We have already fixed this vulnerability in the following versions of Photo Station. QTS 4.5.1: Photo Station 6.0.12 and later QTS 4.4.3: Photo Station 6.0.12 and later QTS 4.3.6: Photo Station 5.7.12 and later QTS 4.3.4: Photo Station 5.7.13 and later QTS 4.3.3: Photo Station 5.4.10 and later QTS 4.2.6: Photo Station 5.2.11 and later
- Record
CVE-2020-2491- CVSS 3.1
- 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
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
CVE List No score
Cross-site Scripting Vulnerability in Photo Station
This cross-site scripting vulnerability in Photo Station allows remote attackers to inject malicious code. QANP We have already fixed this vulnerability in the following versions of Photo Station. QTS 4.5.1: Photo Station 6.0.12 and later QTS 4.4.3: Photo Station 6.0.12 and later QTS 4.3.6: Photo Station 5.7.12 and later QTS 4.3.4: Photo Station 5.7.13 and later QTS 4.3.3: Photo Station 5.4.10 and later QTS 4.2.6: Photo Station 5.2.11 and later
- Record
CVE-2020-2491- Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
EUVDEUVD-2020-22284 No score
This cross-site scripting vulnerability in Photo Station allows remote attackers to inject malicious code. QANP We have already fixed this vulnerability in the following versions of Photo Station. QTS 4.5.1: Photo Station 6.0.12 and later QTS 4.4.3: Photo Station 6.0.12 and later QTS 4.3.6: Photo Station 5.7.12 and later QTS 4.3.4: Photo Station 5.7.13 and later QTS 4.3.3: Photo Station 5.4.10 and later QTS 4.2.6: Photo Station 5.2.11 and later
- Record
EUVD-2020-22284- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-whf5-659f-c55w No score
This cross-site scripting vulnerability in Photo Station allows remote attackers to inject...
This cross-site scripting vulnerability in Photo Station allows remote attackers to inject malicious code. QANP We have already fixed this vulnerability in the following versions of Photo Station. QTS 4.5.1: Photo Station 6.0.12 and later QTS 4.4.3: Photo Station 6.0.12 and later QTS 4.3.6: Photo Station 5.7.12 and later QTS 4.3.4: Photo Station 5.7.13 and later QTS 4.3.3: Photo Station 5.4.10 and later QTS 4.2.6: Photo Station 5.2.11 and later
- Record
GHSA-whf5-659f-c55w- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-2491 is a medium vulnerability (CVSS 6.1) in Qnap Photo Station, published December 10, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. No source names a fixed version.