CVE-2021-26036 - Vulnerability Details - OpenCVE

Description

An issue was discovered in Joomla! 2.5.0 through 3.9.27. Missing validation of input could lead to a broken usergroups table.

Published: 2021-07-07

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Joomla! Project

Joomla! CMS

affected

Version	Status	Constraints
`2.5.0-3.9.27`	affected	—

Configuration 1 [-]

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-12859	An issue was discovered in Joomla! 2.5.0 through 3.9.27. Missing validation of input could lead to a broken usergroups table.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00014.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://developer.joomla.org/security-centre/857-20210702-core-dos-through-usergroup-table-manipulation.html

History

No history.

Subscriptions

Joomla Joomla\!

MITRE

Status: PUBLISHED

Assigner: Joomla

Published: 2021-07-07T10:12:46.110Z

Updated: 2026-02-25T05:05:08.998Z

Reserved: 2021-01-25T00:00:00.000Z

Link: CVE-2021-26036

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-07-07T11:15:08.637

Modified: 2024-11-21T05:55:47.323

Link: CVE-2021-26036

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

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