How severe is CVE-2020-23371?

CVE-2020-23371 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-2020-23371 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23371?

CVE-2020-23371 affects 5none Nonecms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23371?

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

When was CVE-2020-23371 published?

CVE-2020-23371 was published on 2021-05-10 and last updated on 2026-06-17.

CVE-2020-23371

CVE-2020-23371 is a medium-severity vulnerability in 5none Nonecms 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% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: 5none Nonecms
Published: 2021-05-10
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in static/admin/js/kindeditor/plugins/multiimage/images/swfupload.swf in noneCms v1.3.0 allows remote attackers to inject arbitrary web script or HTML via the movieName parameter.

Frequently asked questions

What is CVE-2020-23371?: Cross-site scripting (XSS) vulnerability in static/admin/js/kindeditor/plugins/multiimage/images/swfupload.swf in noneCms v1.3.0 allows remote attackers to inject arbitrary web script or HTML via the movieName parameter.
How severe is CVE-2020-23371?: CVE-2020-23371 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-2020-23371 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23371?: CVE-2020-23371 affects 5none Nonecms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23371?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-23371 published?: CVE-2020-23371 was published on 2021-05-10 and last updated on 2026-06-17.

References

https://github.com/nangge/noneCms/issues/30

Affected products (1)

cpe:2.3:a:5none:nonecms:1.3.0:*:*:*:*:*:*:*

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