How severe is CVE-2021-4303?

CVE-2021-4303 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2021-4303 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4303?

CVE-2021-4303 affects Xataface Project Xataface. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4303?

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

When was CVE-2021-4303 published?

CVE-2021-4303 was published on 2023-01-05 and last updated on 2026-06-17.

CVE-2021-4303

CVE-2021-4303 is a low-severity vulnerability in Xataface Project Xataface with a CVSS 3.x base score of 2.0. 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: Low (CVSS 3.x base score 2.0)
CVSS v2: 1.7
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Xataface Project Xataface
Published: 2023-01-05
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, has been found in shannah Xataface up to 2.x. Affected by this issue is the function testftp of the file install/install_form.js.php of the component Installer. The manipulation leads to cross site scripting. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. Upgrading to version 3.0.0 is able to address this issue. The patch is identified as 94143a4299e386f33bf582139cd4702571d93bde. It is recommended to upgrade the affected component. VDB-217442 is the identifier assigned to this vulnerability. NOTE: Installer is disabled by default.

Frequently asked questions

What is CVE-2021-4303?: A vulnerability, which was classified as problematic, has been found in shannah Xataface up to 2.x. Affected by this issue is the function testftp of the file install/install_form.js.php of the component Installer. The manipulation leads to cross site scripting. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. Upgrading to version 3.0.0 is able to address this issue. The patch is identified as 94143a4299e386f33bf582139cd4702571d93bde. It is recommended to upgrade the affected component. VDB-217442 is the identifier assigned to this vulnerability. NOTE: Installer is disabled by default.
How severe is CVE-2021-4303?: CVE-2021-4303 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-4303 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4303?: CVE-2021-4303 affects Xataface Project Xataface. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4303?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4303 published?: CVE-2021-4303 was published on 2023-01-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:xataface_project:xataface:*:*:*:*:*:*:*:*

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