CVE-2026-48896: CWE-287 Improper Authentication in Joomla! Project Joomla! CMS
CVE-2026-48896 is a high-severity vulnerability in Joomla! CMS versions 4.0.0 through 5.4.5 and 6.0.0 through 6.1.0.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-48896) in Joomla! CMS arises from insufficient state validation that enables attackers to bypass 2FA mechanisms. Affected versions include 4.0.0 to 5.4.5 and 6.0.0 to 6.1.0. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on integrity. No vendor advisory or patch links are provided, and remediation level is unspecified.
Potential Impact
Successful exploitation allows an attacker to bypass two-factor authentication, potentially granting unauthorized access to Joomla! CMS instances. This undermines the integrity of authentication controls, increasing the risk of account compromise. The vulnerability does not require privileges or user interaction, making it more accessible to remote attackers.
Mitigation Recommendations
Patch status is not yet confirmed — check the Joomla! Project vendor advisory for current remediation guidance. Until an official fix is released, consider disabling 2FA temporarily or applying compensating controls to restrict access. Monitor official Joomla! communications for updates.
CVE-2026-48896: CWE-287 Improper Authentication in Joomla! Project Joomla! CMS
Description
CVE-2026-48896 is a high-severity vulnerability in Joomla! CMS versions 4.0.0 through 5.4.5 and 6.0.0 through 6.1.0.
CVSS v4.0
Score 8.2high
Affected software
pkg:composer/joomla/joomla-cmsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-48896) in Joomla! CMS arises from insufficient state validation that enables attackers to bypass 2FA mechanisms. Affected versions include 4.0.0 to 5.4.5 and 6.0.0 to 6.1.0. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on integrity. No vendor advisory or patch links are provided, and remediation level is unspecified.
Potential Impact
Successful exploitation allows an attacker to bypass two-factor authentication, potentially granting unauthorized access to Joomla! CMS instances. This undermines the integrity of authentication controls, increasing the risk of account compromise. The vulnerability does not require privileges or user interaction, making it more accessible to remote attackers.
Mitigation Recommendations
Patch status is not yet confirmed — check the Joomla! Project vendor advisory for current remediation guidance. Until an official fix is released, consider disabling 2FA temporarily or applying compensating controls to restrict access. Monitor official Joomla! communications for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-05-26T10:06:17.656Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a15d231891d628fdc604cde
Added to database: 05/26/2026, 17:02:41 UTC
Last enriched: 06/02/2026, 21:25:58 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 62
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