Bludit up to 3.20 URL cross site scripting

Summaryinfo

A vulnerability labeled as problematic has been found in Bludit up to 3.20. This affects an unknown function of the component URL Handler. Executing a manipulation can lead to cross site scripting. The identification of this vulnerability is CVE-2026-41456. The attack may be launched remotely. Furthermore, there is an exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in Bludit up to 3.20 and classified as problematic. This vulnerability affects an unknown part of the component URL Handler. 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. CVE summarizes:

Bludit CMS prior to commit 6732dde contains a reflected cross-site scripting vulnerability in the search plugin that allows unauthenticated attackers to inject arbitrary JavaScript by crafting a malicious search query. Attackers can execute malicious scripts in the browsers of users who visit crafted URLs containing the payload, potentially stealing session cookies or performing actions on behalf of affected users.

The weakness was shared by Piyush Kumar Shukla. The advisory is shared for download at gist.github.com. This vulnerability was named CVE-2026-41456 since 04/20/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

Applying the patch 6732dde is able to eliminate this problem.

The vulnerability is also documented in the databases at Exploit-DB (52678) and EUVD (EUVD-2026-24239). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Bludit

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14
• 3.15
• 3.16
• 3.17
• 3.18
• 3.19
• 3.20

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Submitinfo

Duplicate

• Submit #XXXXXX: Xxxxxx Xxx X.xx.x Xxxxx Xxxx Xxxxxxxxx (by thepiyushkumarshukla)

Once again VulDB remains the best source for vulnerability data.

Discussion