CVE-2020-23373

Name: CVE-2020-23373
Creator: NVD / NIST
Published: 2021-05-10T23:15:07.27+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.79%

Last modified Jun 17, 2026

CVE-2020-23373 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Cross-site scripting (XSS) vulnerability in admin/nav/add.html in noneCMS v1.3.0 allows remote authenticated attackers to inject arbitrary web script or HTML via the name parameter.. EPSS estimates a 0.79% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) vulnerability in admin/nav/add.html in noneCMS v1.3.0 allows remote authenticated attackers to inject arbitrary web script or HTML via the name parameter.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.79%

51.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
5none	Nonecms	1.3.0

References

https://github.com/nangge/noneCms/issues/33Exploit, Third Party Advisory
https://github.com/nangge/noneCms/issues/33Exploit, Third Party Advisory

Timeline

Published: May 10, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-23373?

Cross-site scripting (XSS) vulnerability in admin/nav/add.html in noneCMS v1.3.0 allows remote authenticated attackers to inject arbitrary web script or HTML via the name parameter.

How severe is CVE-2020-23373?

CVE-2020-23373 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.

How do I fix CVE-2020-23373?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-23373?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST