Xenforo 2.2.13 smilie category title cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Xenforo 2.2.13 and classified as problematic. The impacted element is an unknown function. Such manipulation of the argument smilie category title leads to cross site scripting. This vulnerability is traded as CVE-2023-53904. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Xenforo 2.2.13. Affected by this issue is an unknown code. The manipulation of the argument smilie category title 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. CVE summarizes:

Xenforo 2.2.13 contains a stored cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through the smilie category title parameter. Attackers can create a smilie category with a malicious script that will execute when the admin panel is loaded, potentially enabling further client-side attacks.

The weakness was shared by Furkan Karaarslan as 51547. The advisory is shared for download at exploit-db.com. This vulnerability is handled as CVE-2023-53904 since 12/16/2025. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.007.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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 (51547). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.6
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/16/2025 CVE reserved
12/18/2025 +2 days Advisory disclosed
12/18/2025 +0 days VulDB entry created
12/18/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: 51547
Researcher: Furkan Karaarslan
Status: Not defined

CVE: CVE-2023-53904 (🔒)
GCVE (CVE): GCVE-0-2023-53904
GCVE (VulDB): GCVE-100-337124
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/18/2025 08:40
Changes: 12/18/2025 08:40 (79)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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