CISA KEV · Known exploitedMedium

CVE-2023-23752

Joomla!

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

CVSS
5.3
EPSS
99.8%
100.0% percentile
CISA KEV
Listed
Published
2023.02.17
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability99.8%
Technical severityCVSS 5.3

Vulnerability overview

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

Affected product and versions

Product
Joomla!
Affected versions
4.0.0-4.2.7, 4.0.0, >= 4.0.0 < 4.2.8
Fixed versions
4.2.8

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

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

Due date: 2024.01.29
  1. 1
    Identify

    Confirm that Joomla! and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE
CWE-284
KEV added
2024.01.08
Ransomware use
미확인
CVE-2023-23752 — Joomla! | SECUFOCUS NOW