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CVE-2023-23752

Joomla! Improper Access Control

5.3 MEDIUMActively exploited (CISA KEV)EPSS 99.8%
  1. Published16 Feb 2023
  2. Added to CISA KEV8 Jan 2024
  3. Remediation due29 Jan 2024
Actively exploited (CISA KEV)

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

Added to KEV: 8 Jan 2024Federal remediation due: 29 Jan 2024

Description

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

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

Joomla Joomla!≥ 4.0.0 < 4.2.8

Remediation

Fixed in
Joomla Joomla!≥ 4.2.8

References

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Frequently asked

Is CVE-2023-23752 being actively exploited?

Yes. CVE-2023-23752 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 8 Jan 2024.

How severe is CVE-2023-23752?

CVE-2023-23752 has a CVSS 3.1 base score of 5.3, rated medium. EPSS estimates a 99.8% probability of exploitation.

Which products are affected by CVE-2023-23752?

Affected products include Joomla Joomla!.

How do I fix CVE-2023-23752?

Upgrade affected software to a fixed version, for example Joomla Joomla! 4.2.8 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-23752 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.