nahsra AntiSamy up to 1.7.4 cross site scripting

Summaryinfo

A vulnerability identified as problematic has been detected in nahsra AntiSamy up to 1.7.4. This issue affects some unknown processing. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2024-23635. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in nahsra AntiSamy up to 1.7.4 and classified as problematic. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

AntiSamy is a library for performing fast, configurable cleansing of HTML coming from untrusted sources. Prior to 1.7.5, there is a potential for a mutation XSS (mXSS) vulnerability in AntiSamy caused by flawed parsing of the HTML being sanitized. To be subject to this vulnerability the `preserveComments` directive must be enabled in your policy file. As a result, certain crafty inputs can result in elements in comment tags being interpreted as executable when using AntiSamy's sanitized output. Patched in AntiSamy 1.7.5 and later.

The weakness was released 02/02/2024. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-23635 since 01/19/2024. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 214580 (Oracle WebLogic Server (January 2025 CPU)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.7.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (214580) and CERT Bund (WID-SEC-2025-0143). Be aware that VulDB is the high quality source for vulnerability data.

Affected

• Oracle Fusion Middleware

Productinfo

Vendor

• nahsra

Name

• AntiSamy

Version

• 1.7.0
• 1.7.1
• 1.7.2
• 1.7.3
• 1.7.4

Website

• Product: https://github.com/nahsra/antisamy/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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