Ampps Advanced Guestbook 2.4.4 Smilies Administration Interface admin.php s_emotion cross site scripting

Summaryinfo

A vulnerability has been found in Ampps Advanced Guestbook 2.4.4 and classified as problematic. This vulnerability affects unknown code of the file admin.php of the component Smilies Administration Interface. The manipulation of the argument s_emotion leads to cross site scripting. This vulnerability is traded as CVE-2021-47950. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Ampps Advanced Guestbook 2.4.4. It has been rated as problematic. This issue affects an unknown part of the file admin.php of the component Smilies Administration Interface. The manipulation of the argument s_emotion with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

Advanced Guestbook 2.4.4 contains a persistent cross-site scripting vulnerability in the smilies administration interface that allows authenticated attackers to inject malicious scripts by manipulating the s_emotion parameter. Attackers can submit POST requests to admin.php with JavaScript code in the s_emotion field, which executes when administrators view the smilies tab.

The weakness was shared by Abdulkadir Aydogan as 49875. It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2021-47950 since 02/01/2026. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:admin.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (49875). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• Ampps

Name

• Advanced Guestbook

Version

• 2.4.4

CPE 2.3info

• 🔒

CPE 2.2info

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

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