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[20260914] - Core - MFA Authentication Bypass through rememberme cookies

Joomla Security Centreby Joomla! Security Strike Team ()1 · 1 read
Part of a story covered by 2 sourcesJoomla patches two core auth flaws in 5.4.9 and 6.1.4Merged summary & timeline
AI summary · grok-4.7Summaries by Vani AI

Joomla remember-me cookies can bypass MFA on CMS 4.0.0–6.1.3; fixed in 5.4.9 and 6.1.4.

Joomla disclosed CVE-2026-92227, an authentication-bypass flaw in which a remember-me cookie is issued before MFA completes. It affects Joomla CMS 4.0.0–5.4.8 and 6.0.0–6.1.3. The project rates impact high and severity and probability moderate. Sites should upgrade to 5.4.9 or 6.1.4. No in-the-wild exploitation is mentioned.

Key facts
  • CVE-2026-92227: premature remember-me cookie issuance bypasses MFA.
  • Affects Joomla CMS 4.0.0–5.4.8 and 6.0.0–6.1.3.
  • Vendor rates impact high, severity and probability moderate.
  • Fixed in 5.4.9 and 6.1.4; reported by Google, Ada Logics, and Mukul Goyal.
Analyze CVE-2026-92227 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-92227
MFA Bypass via Premature remember-me Cookie in Joomla Core 4.0.0–6.1.3
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From the original article

Project: Joomla! SubProject: CMS Impact: High Severity: Moderate Probability: Moderate Versions: 4. 0.

Joomla Security Centre

By Joomla! Security Strike Team · developer.joomla.org

Read the full article at Joomla Security Centre

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.