How severe is CVE-2020-28957?

CVE-2020-28957 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-2020-28957 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28957?

CVE-2020-28957 primarily affects Froxlor. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-28957?

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

When was CVE-2020-28957 published?

CVE-2020-28957 was published on 2021-10-22 and last updated on 2026-06-17.

CVE-2020-28957

CVE-2020-28957 is a medium-severity vulnerability in Froxlor 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: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Froxlor
Published: 2021-10-22
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities in the Customer Add module of Foxlor v0.10.16 allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the name, firstname, or username input fields.

Frequently asked questions

What is CVE-2020-28957?: Multiple cross-site scripting (XSS) vulnerabilities in the Customer Add module of Foxlor v0.10.16 allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the name, firstname, or username input fields.
How severe is CVE-2020-28957?: CVE-2020-28957 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-2020-28957 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28957?: CVE-2020-28957 primarily affects Froxlor. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-28957?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-28957 published?: CVE-2020-28957 was published on 2021-10-22 and last updated on 2026-06-17.

References

https://www.vulnerability-lab.com/get_content.php?id=2241

Affected products (3)

cpe:2.3:a:froxlor:froxlor:0.10.16:*:*:*:*:debian:*:*
cpe:2.3:a:froxlor:froxlor:0.10.16:*:*:*:*:gentoo:*:*
cpe:2.3:a:froxlor:froxlor:0.10.16:*:*:*:*:ubuntu:*:*

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CVE-2023-1307 — Critical (CVSS 9.8): Authentication Bypass by Primary Weakness in GitHub repository froxlor/froxlor prior to 2.0.13.
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