CVE-2020-28957 Foxlor cross-site scripting (XSS) vulnerability

What is CVE-2020-28957?

CVE-2020-28957 is a medium-severity cross-site scripting vulnerability in n/a, published on 22 Oct 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-79

Which versions are affected by CVE-2020-28957?

2 open source packages ship an affected version, including froxlor/froxlor. It affects 1 product.

Products include Froxlor Froxlor.

How do I fix CVE-2020-28957?

No fix has been published for CVE-2020-28957 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2020-28957 being exploited?

There is no known exploitation of CVE-2020-28957 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2026-41228 Froxlor has Local File Inclusion via path traversal in API `def_language` parameter that leads to Remote Code Execution Critical 10.0
• CVE-2023-6069 Improper Link Resolution Before File Access in froxlor/froxlor Critical 9.9
• CVE-2023-0671 Code Injection in froxlor/froxlor Critical 9.9
• CVE-2023-3173 Improper Restriction of Excessive Authentication Attempts in froxlor/froxlor Critical 9.8
• CVE-2023-1307 Authentication Bypass by Primary Weakness in froxlor/froxlor Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-cv24-vh45-4hjm.