How severe is CVE-2020-23184?

CVE-2020-23184 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-23184 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23184?

CVE-2020-23184 affects Php-fusion. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23184?

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

When was CVE-2020-23184 published?

CVE-2020-23184 was published on 2021-07-02 and last updated on 2026-06-17.

CVE-2020-23184

CVE-2020-23184 is a medium-severity vulnerability in Php-fusion with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Php-fusion
Published: 2021-07-02
Last modified: 2026-06-17

Description

A stored cross site scripting (XSS) vulnerability in /administration/settings_registration.php of PHP-Fusion 9.03.60 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the "Registration" field.

Frequently asked questions

What is CVE-2020-23184?: A stored cross site scripting (XSS) vulnerability in /administration/settings_registration.php of PHP-Fusion 9.03.60 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the "Registration" field.
How severe is CVE-2020-23184?: CVE-2020-23184 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-23184 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23184?: CVE-2020-23184 affects Php-fusion. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23184?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-23184 published?: CVE-2020-23184 was published on 2021-07-02 and last updated on 2026-06-17.

References

https://github.com/phpfusion/PHPFusion/issues/2323

Affected products (1)

cpe:2.3:a:php-fusion:php-fusion:9.03.60:*:*:*:*:*:*:*

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