VDB-393170 · CVE-2026-75956 · GCVE-0-2026-75956

CMSJunkie J-BusinessDirectory Extension 1.0.0-6.2.2 limitstart allocation of resources

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in CMSJunkie J-BusinessDirectory Extension 1.0.0-6.2.2. This affects an unknown function. Such manipulation of the argument limitstart leads to input validation. This vulnerability is referenced as CVE-2026-75956. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in CMSJunkie J-BusinessDirectory Extension 1.0.0-6.2.2 and classified as problematic. Affected by this issue is an unknown functionality. The manipulation of the argument limitstart with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. Impacted is availability. CVE summarizes:

Joomla Extension - cmsjunkie.com - DOS vector in pagination parameter handling in J-BusinessDirectory < 6.2.3 - Pagination values were not strictly typed. Array/non-numeric values (for example limitstart[]) could trigger PHP type errors in arithmetic, and limit was not validated before use in list queries.

The advisory is available at cmsjunkie.com. This vulnerability is handled as CVE-2026-75956 since 08/18/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

CMSJunkie

Name

J-BusinessDirectory Extension

Version

1.0.0-6.2.2

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: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/18/2026 CVE reserved
08/19/2026 +1 days Advisory disclosed
08/19/2026 +0 days VulDB entry created
08/24/2026 +4 days VulDB entry last update

Sourcesinfo

Advisory: cmsjunkie.com
Status: Not defined

CVE: CVE-2026-75956 (🔒)
GCVE (CVE): GCVE-0-2026-75956
GCVE (VulDB): GCVE-100-393170

Entryinfo

Created: 08/19/2026 17:29
Updated: 08/24/2026 00:13
Changes: 08/19/2026 17:29 (64), 08/24/2026 00:13 (2)
Complete: 🔍
Cache ID: 216::103