8.2High

CVE-2026-92227Joomla! Core - [20260914] - Core - MFA Authentication Bypass through rememberme cookies in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS Published: 2026-09-29 19:36 (1 month ago)

Description

Joomla! Core - [20260914] - Core - MFA Authentication Bypass through rememberme cookies in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - The premature issuance of an rememberme cookie leads to a MFA bypass vulnerability.

Weakness (CWE): CWE-287

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
joomla	joomla!	4.0.0 – < 5.4.8
Joomla! Project	Joomla! CMS	4.0.0-5.4.8, 6.0.0-6.1.3

References and patches

https://www.joomla.org/ productProduct
https://developer.joomla.org/security-centre/1094-20260914-core-mfa-authentication-bypass-through-rememberme-… vendor-advisoryPatchVendor Advisory

CPE matches (NVD) (2)

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* ≥ 4.0.0 < 5.4.8
cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* ≥ 6.0.0 < 6.1.3

CVSS score

8.2High

Source: Joomla · CVSS 4.0

Attack vector: Network
Attack complexity: Low
Attack requirements: Present
Privileges required: None
User interaction: None
Confidentiality: None
Integrity: High
Availability: None

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

All scores (3)

cna	CVSS 4.0	8.2High
security@joomla.org	CVSS 4.0	8.2High
nvd	CVSS 3.1	7.5High

EPSS (chance of exploitation in 30 days)

0.27%

higher than 19% of all CVEs

CISA assessment (SSVC)

Exploitation: none
Automatable: no
Technical impact: partial

Timeline

ID reserved2026-09-15
Published2026-09-29 19:36
Reached IP-DB2026-10-24 23:41
Last updated2026-10-06 19:40

Assigned by (CNA): Joomla
NVD status: Analyzed

View at source: CVE.org · NVD

Get told when these products get a new vulnerability

Turn on email alerts

Free · with an account · switch off any time

Recent CVEs in the same product — Joomla!

7.0High

CVE-2026-90915 1 month ago

Joomla! Core - [20260905] - Core - Arbitrary directory deletion via cache purge action in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS

Joomla! Core - [20260905] - Core - Arbitrary directory deletion via cache purge action in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 -An improper validation of the cache group name allowed path traverals in the file storage of the caching layer, resulting in arbitrary d…

7.0High

CVE-2026-92226 1 month ago

Joomla! Core - [20260913] - Core - Improper ACL checks for varous webservice edit tasks in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS

Joomla! Core - [20260913] - Core - Improper ACL checks for varous webservice edit tasks in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - An improper access check allows unauthorized users to perform edit actions on otherwise uneditable items.

5.9Medium

CVE-2026-92224 1 month ago

Joomla! Core - [20260911] - Core - XSS in link toolbar layout in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS

Joomla! Core - [20260911] - Core - XSS in link toolbar layout in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - The link toolbar layout did not properly escape inputs, leading to an XSS vector.

6.9Medium

CVE-2026-90907 1 month ago

Joomla! Core - [20260902] - Core - Unauthorized user account creation via profile.save controller in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS

Joomla! Core - [20260902] - Core - Unauthorized user account creation via profile.save controller in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The profile.save controller did not check the login state of a user, allowing the creation of guest-level users on sites wit…

5.9Medium

CVE-2026-90914 1 month ago

Joomla! Core - [20260904] - Core - XSS in the generic media output layouts in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS

Joomla! Core - [20260904] - Core - XSS in the generic media output layouts in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - Lack of escaping leads to an XSS vulnerability in the generic audio and video output layouts.

7.1High

CVE-2026-92231 1 month ago

Joomla! Core - [20260915] - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3

Joomla! Project Joomla! CMS; Joomla! Project Joomla! Framework Filter package

Joomla! Core - [20260915] - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however…