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Vulnerabilities

Vulnerability · CVE-2023-23752

Joomla! Improper Access Control Vulnerability

Published Feb 16, 2023 · catalog updated Jun 16, 2026 · Joomla! Joomla!

Patch now

CVE-2023-23752 is in the CISA known-exploited catalog, due Jan 29, 2024. Confirm Joomla! Joomla! against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Medium5.3
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.83%
Remediation
Remediation guidance
Affected products
cpe joomla/joomla! · vendor Joomla! Joomla!

Joomla! contains an improper access control vulnerability that allows unauthorized access to webservice endpoints. VulnCheck canary evidence. Initial-access exploit intelligence.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe joomla/joomla!version unspecified
  • vendor Joomla! Joomla!version unspecified

How to fix CVE-2023-23752

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2023-23752 is in the CISA known-exploited catalog, due Jan 29, 2024. Confirm Joomla! Joomla! against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-284: Improper Access Control. EPSS 99.83%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 16, 2023 · Catalog

    Detected

    An issue was discovered in Joomla! 4.0.0 through 4.2.7. An improper access check allows unauthorized access to webservice endpoints.

  2. Jan 8, 2024 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  3. Jan 29, 2024 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. Jun 16, 2026 · Catalog

    Updated

    An issue was discovered in Joomla! 4.0.0 through 4.2.7. An improper access check allows unauthorized access to webservice endpoints.

Sources

  • CISA KEVConfirmed exploitationCVE-2023-23752

    Joomla! contains an improper access control vulnerability that allows unauthorized access to webservice endpoints.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2023-23752

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-23752

    30-day exploitation probability 99.8%

    first.org
  • Exploit DatabasePublic exploit reference51334

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit ModulesPublic exploit moduleauxiliary_scanner/http/joomla_api_improper_access_checks

    Public module reference (normal). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2023-23752

    An issue was discovered in Joomla! 4.0.0 through 4.2.7. An improper access check allows unauthorized access to webservice endpoints.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2023-23752

    Joomla! contains an improper access control vulnerability that allows unauthorized access to webservice endpoints.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.