CVE-2025-11435: opnform XSS — Exploit & Fix

Description

A security vulnerability has been detected in JhumanJ OpnForm up to 1.9.3. Affected by this vulnerability is an unknown functionality of the file /show/submissions. The manipulation leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is a2af1184e53953afa8cb052f4055f288adcaa608. To fix this issue, it is recommended to deploy a patch.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

CWE-94 CWE-94

Affected Products

Vendor	Product	Versions
jhumanj	opnform	< 1.9.3

References

Advisories & Patches

https://github.com/JhumanJ/OpnForm/pull/900/commits/a2af1184e53953afa8cb052f4055f288adcaa608

Exploits

https://docs.google.com/document/d/1GUjJA9vUbsXUngAv6ySsbCIhVynf8_djardLZYEDOe0/edit?usp=sharing

Other References

https://vuldb.com/?ctiid.327372 https://vuldb.com/?id.327372 https://vuldb.com/?submit.666876

Frequently Asked Questions

What is CVE-2025-11435? +

A security vulnerability has been detected in JhumanJ OpnForm up to 1.9.3. Affected by this vulnerability is an unknown functionality of the file /show/submissions. The manipulation leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is a2af1184e53953afa8cb052f4055f288adcaa608. To fix this issue, it is recommended to deploy a patch. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-11435? +

CVE-2025-11435 has a CVSS v3.1 score of 4.3 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-2025-11435? +

CVE-2025-11435 affects products from jhumanj, specifically: opnform. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-11435? +

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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