Joomla Extension - joomlaeventmanager.net - Unauthenticated article overwrite and force-publish in Joomla Event Manager < 5.0.1 - Any visitor holding their own session token can republish and overwrite an article associated with an event.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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

Vendor Product Default status Versions
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla unaffected
Version Status Constraints
1.0.0-5.0.0 affected —

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.joomlaeventmanager.net/ cve-icon cve-icon
History

Thu, 27 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description Joomla Extension - joomlaeventmanager.net - Unauthenticated article overwrite and force-publish in Joomla Event Manager < 5.0.1 - Any visitor holding their own session token can republish and overwrite an article associated with an event.
Title Joomla Extension - joomlaeventmanager.net - Unauthenticated article overwrite and force-publish in Joomla Event Manager < 5.0.1
Weaknesses CWE-284
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published:

Updated: 2026-08-27T05:48:02.596Z

Reserved: 2026-08-20T08:56:32.577Z

Link: CVE-2026-77034

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-27T06:17:27.720

Modified: 2026-08-27T06:17:27.720

Link: CVE-2026-77034

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T07:45:03Z

Weaknesses