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Review reviewHigh

CVE-2026-48897

Joomla! Project Joomla! CMS, joomla!

Insufficient state checks lead to a vector that allows to bypass 2FA checks.

CVSS
8.2
EPSS
0.21%
11.5% percentile
CISA KEV
Not listed
Published
2026.05.27
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.21%
Technical severityCVSS 8.2

Vulnerability overview

Insufficient state checks lead to a vector that allows to bypass 2FA checks.

Affected product and versions

Product
Joomla! Project Joomla! CMS, joomla!
Affected versions
>= 4.0.0-5.4.5, >= 6.0.0-6.1.0, >= 4.0.0 < 5.4.6, >= 6.0.0 < 6.1.1
Fixed versions
5.4.6, 6.1.1

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Joomla! Project Joomla! CMS, 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:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE
CWE-287