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PatchSiren cyber security CVE debrief

CVE-2019-25752 Cmsjunkie CVE debrief

CVE-2019-25752 is a HIGH-severity SQL injection vulnerability in Joomla! Component J-BusinessDirectory version 4.9.7. Unaffected users face questions on defender exposure through potential malicious code execution. The vulnerability allows unauthenticated attackers to execute arbitrary SQL queries via the type parameter in GET requests to index.php. Priority posture is HIGH due to the CVSS score of 8.8.

Vendor
Cmsjunkie
Product
J-BusinessDirectory
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-19
Original CVE updated
2026-08-19
Advisory published
2026-06-19
Advisory updated
2026-08-19

Who should care

Administrators and users of Joomla! Component J-BusinessDirectory version 4.9.7 should review and apply patches or mitigations. Security teams should assess exposure and prioritize remediation based on the HIGH CVSS score and potential for arbitrary SQL query execution.

Technical summary

The vulnerability exists in Joomla! Component J-BusinessDirectory version 4.9.7. An unauthenticated attacker can inject malicious SQL code through the type parameter in GET requests to index.php with option=com_jbusinessdirectory&task=categories.getCategories parameters. This allows execution of arbitrary SQL queries, potentially leading to database information extraction, including schema names and sensitive data.

Defensive priority

High priority due to CVSS score of 8.8 and potential for arbitrary SQL query execution.

Recommended defensive actions

  • Review official advisories and documentation for J-BusinessDirectory component
  • Inventory Joomla! installations for J-BusinessDirectory component version 4.9.7
  • Apply patches or updates provided by the vendor
  • Implement compensating controls to limit exposure
  • Monitor for suspicious activity and exception tracking

Evidence notes

Primary evidence comes from CVE-2019-25752 record and NVD details. Evidence limits suggest verification is needed from official Joomla! and J-BusinessDirectory sources. Affected product/scope is Joomla! Component J-BusinessDirectory version 4.9.7. Defenders should verify patch availability and applicability.

Sources and references

Verified primary and authoritative sources

  • CVE-2019-25752 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2019-25752

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2019-25752 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2019-25752

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.