CVE-2025-48958: froxlor XSS — Exploit & Fix

Description

Froxlor is open source server administration software. Prior to version 2.2.6, an HTML Injection vulnerability in the customer account portal allows an attacker to inject malicious HTML payloads in the email section. This can lead to phishing attacks, credential theft, and reputational damage by redirecting users to malicious external websites. The vulnerability has a medium severity, as it can be exploited through user input without authentication. Version 2.2.6 fixes the issue.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
froxlor	froxlor	< 2.2.6

References

Advisories & Patches

https://github.com/froxlor/Froxlor/commit/fde43f80600f1035e1e3d2297411b666d805549a https://github.com/froxlor/Froxlor/security/advisories/GHSA-26xq-m8xw-6373 https://github.com/froxlor/Froxlor/security/advisories/GHSA-26xq-m8xw-6373

Exploits

https://github.com/froxlor/Froxlor/security/advisories/GHSA-26xq-m8xw-6373 https://github.com/user-attachments/assets/86947633-3e7c-4e10-86cc-92e577761e8e https://github.com/froxlor/Froxlor/security/advisories/GHSA-26xq-m8xw-6373

Frequently Asked Questions

What is CVE-2025-48958? +

Froxlor is open source server administration software. Prior to version 2.2.6, an HTML Injection vulnerability in the customer account portal allows an attacker to inject malicious HTML payloads in the email section. This can lead to phishing attacks, credential theft, and reputational damage by redirecting users to malicious external websites. The vulnerability has a medium severity, as it can be exploited through user input without authentication. Version 2.2.6 fixes the issue. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-48958? +

CVE-2025-48958 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-48958? +

CVE-2025-48958 affects products from froxlor, specifically: froxlor. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-48958? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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