How severe is CVE-2020-36196?

CVE-2020-36196 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-36196 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36196?

CVE-2020-36196 affects Qnap Qulog Center. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-36196?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-36196 published?

CVE-2020-36196 was published on 2021-07-01 and last updated on 2026-06-17.

CVE-2020-36196

CVE-2020-36196 is a medium-severity vulnerability in Qnap Qulog Center with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Qnap Qulog Center
Published: 2021-07-01
Last modified: 2026-06-17

Description

A stored XSS vulnerability has been reported to affect QNAP NAS running QuLog Center. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QuLog Center versions prior to 1.2.0.

Frequently asked questions

What is CVE-2020-36196?: A stored XSS vulnerability has been reported to affect QNAP NAS running QuLog Center. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QuLog Center versions prior to 1.2.0.
How severe is CVE-2020-36196?: CVE-2020-36196 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-36196 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36196?: CVE-2020-36196 affects Qnap Qulog Center. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-36196?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-36196 published?: CVE-2020-36196 was published on 2021-07-01 and last updated on 2026-06-17.

References

https://www.qnap.com/zh-tw/security-advisory/qsa-21-30

Affected products (1)

cpe:2.3:a:qnap:qulog_center:*:*:*:*:*:*:*:*

More vulnerabilities in Qnap Qulog Center

CVE-2024-48862 — Critical (CVSS 9.8): A link following vulnerability has been reported to affect QuLog Center. If exploited, the vulnerability could allow…
CVE-2025-58469 — High (CVSS 8.8): A cross-site request forgery (CSRF) vulnerability has been reported to affect QuLog Center. The remote attackers can…
CVE-2024-32762 — High (CVSS 8.2): A cross-site scripting (XSS) vulnerability has been reported to affect QuLog Center. If exploited, the vulnerability…
CVE-2023-23354 — High (CVSS 7.3): A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If…
CVE-2024-53696 — Medium (CVSS 4.9): A server-side request forgery (SSRF) vulnerability has been reported to affect QuLog Center. If exploited, the…
CVE-2025-54168 — Medium (CVSS 4.8): A cross-site scripting (XSS) vulnerability has been reported to affect QuLog Center. If a remote attacker gains an…

All CVEs affecting Qnap Qulog Center →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →