CVE-2022-0402: super forms XSS — Exploit & Fix

Description

The Super Forms - Drag & Drop Form Builder WordPress plugin before 6.0.4 does not escape the bob_czy_panstwa_sprawa_zostala_rozwiazana parameter before outputting it back in an attribute via the super_language_switcher AJAX action, leading to a Reflected Cross-Site Scripting. The action is also lacking CSRF, making the attack easier to perform against any user.

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CVSS v3.1 Score

6.1

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
super-forms	super_forms	< 6.0.4

References

Advisories & Patches

https://github.com/RensTillmann/super-forms/commit/c19d65abbe43d9b6359c1bf3498dc697d0c19d02 https://github.com/RensTillmann/super-forms/commit/c19d65abbe43d9b6359c1bf3498dc697d0c19d02

Exploits

https://wpscan.com/vulnerability/2e2e2478-2488-4c91-8af8-69b07783854f/ https://wpscan.com/vulnerability/2e2e2478-2488-4c91-8af8-69b07783854f/

Frequently Asked Questions

What is CVE-2022-0402? +

The Super Forms - Drag & Drop Form Builder WordPress plugin before 6.0.4 does not escape the bob_czy_panstwa_sprawa_zostala_rozwiazana parameter before outputting it back in an attribute via the super_language_switcher AJAX action, leading to a Reflected Cross-Site Scripting. The action is also lacking CSRF, making the attack easier to perform against any user. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2022-0402? +

CVE-2022-0402 has a CVSS v3.1 score of 6.1 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-2022-0402? +

CVE-2022-0402 affects products from super-forms, specifically: super_forms. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2022-0402? +

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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