VDB-242165 · CVE-2023-30148 · EUVD-2023-34576

Opart multihtmlblock BlockhtmlClass.php body_text/body_text_rude cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Opart multihtmlblock. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the file /sourcefiles/BlockhtmlClass.php. The manipulation of the argument body_text/body_text_rude leads to cross site scripting. This vulnerability is referenced as CVE-2023-30148. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Opart multihtmlblock (version unknown). This issue affects an unknown function of the file /sourcefiles/BlockhtmlClass.php. The manipulation of the argument body_text/body_text_rude 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:

Multiple Stored Cross Site Scripting (XSS) vulnerabilities in Opart opartmultihtmlblock before version 2.0.12 and Opart multihtmlblock* version 1.0.0, allows remote authenticated users to inject arbitrary web script or HTML via the body_text or body_text_rude field in /sourcefiles/BlockhtmlClass.php and /sourcefiles/blockhtml.php.

The weakness was published 10/14/2023. The advisory is shared at security.friendsofpresta.org. The identification of this vulnerability is CVE-2023-30148 since 04/07/2023. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

By approaching the search of inurl:sourcefiles/BlockhtmlClass.php it is possible to find vulnerable targets with Google Hacking.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-34576). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Opart

Name

multihtmlblock

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 6.1
CNA Vector (MITRE): 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/07/2023 🔍
10/14/2023 +190 days 🔍
10/14/2023 +0 days 🔍
06/12/2026 +972 days 🔍

Sourcesinfo

Advisory: security.friendsofpresta.org
Status: Confirmed

CVE: CVE-2023-30148 (🔍)
GCVE (CVE): GCVE-0-2023-30148
GCVE (VulDB): GCVE-100-242165
EUVD: 🔍

Entryinfo

Created: 10/14/2023 13:08
Updated: 06/12/2026 20:26
Changes: 10/14/2023 13:08 (49), 11/02/2023 12:38 (11), 12/21/2025 04:58 (16), 06/12/2026 20:26 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.