How severe is CVE-2020-23054?

CVE-2020-23054 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-2020-23054 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23054?

CVE-2020-23054 affects User-agent Switcher And Manager Project User-agent Switcher And Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23054?

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

When was CVE-2020-23054 published?

CVE-2020-23054 was published on 2021-10-22 and last updated on 2026-06-17.

CVE-2020-23054

CVE-2020-23054 is a medium-severity vulnerability in User-agent Switcher And Manager Project User-agent Switcher And Manager 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% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: User-agent Switcher And Manager Project User-agent Switcher And Manager
Published: 2021-10-22
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) vulnerability in NSK User Agent String Switcher Service v0.3.5 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the user agent input field.

Frequently asked questions

What is CVE-2020-23054?: A cross-site scripting (XSS) vulnerability in NSK User Agent String Switcher Service v0.3.5 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the user agent input field.
How severe is CVE-2020-23054?: CVE-2020-23054 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-2020-23054 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23054?: CVE-2020-23054 affects User-agent Switcher And Manager Project User-agent Switcher And Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23054?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-23054 published?: CVE-2020-23054 was published on 2021-10-22 and last updated on 2026-06-17.

References

https://www.vulnerability-lab.com/get_content.php?id=2189

Affected products (1)

cpe:2.3:a:user-agent_switcher_and_manager_project:user-agent_switcher_and_manager:0.3.5:*:*:*:*:*:*:*

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