How severe is CVE-2020-23376?

CVE-2020-23376 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-2020-23376 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23376?

CVE-2020-23376 affects 5none Nonecms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23376?

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

When was CVE-2020-23376 published?

CVE-2020-23376 was published on 2021-05-10 and last updated on 2026-06-17.

CVE-2020-23376

CVE-2020-23376 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: 5none Nonecms
Published: 2021-05-10
Last modified: 2026-06-17

Description

NoneCMS v1.3 has a CSRF vulnerability in public/index.php/admin/nav/add.html, as demonstrated by adding a navigation column which can be injected with arbitrary web script or HTML via the name parameter to launch a stored XSS attack.

Frequently asked questions

What is CVE-2020-23376?: NoneCMS v1.3 has a CSRF vulnerability in public/index.php/admin/nav/add.html, as demonstrated by adding a navigation column which can be injected with arbitrary web script or HTML via the name parameter to launch a stored XSS attack.
How severe is CVE-2020-23376?: CVE-2020-23376 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-2020-23376 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23376?: CVE-2020-23376 affects 5none Nonecms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23376?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-23376 published?: CVE-2020-23376 was published on 2021-05-10 and last updated on 2026-06-17.

References

Affected products (1)

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

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