Description
Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 16.0.0 - Regular Labs Sourcerer before 16.0.0 processes {source} blocks found in Joomla’s final rendered HTML without reliably determining where that code originated.
Published: 2026-08-17
Score: 10 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

No advisories yet.

References
Link Providers
https://regularlabs.com/ cve-icon cve-icon
History

Wed, 26 Aug 2026 07:30:00 +0000

Type Values Removed Values Added
Description Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 14.0.0 - Regular Labs Sourcerer before 14.0.0 processes {source} blocks found in Joomla’s final rendered HTML without reliably determining where that code originated. Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 16.0.0 - Regular Labs Sourcerer before 16.0.0 processes {source} blocks found in Joomla’s final rendered HTML without reliably determining where that code originated.
Title Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 14.0.0 Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 16.0.0

Mon, 17 Aug 2026 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Regularlabs.com
Regularlabs.com sourcerer Extension For Joomla
Vendors & Products Regularlabs.com
Regularlabs.com sourcerer Extension For Joomla

Mon, 17 Aug 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 17 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Description Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 14.0.0 - Regular Labs Sourcerer before 14.0.0 processes {source} blocks found in Joomla’s final rendered HTML without reliably determining where that code originated.
Title Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 14.0.0
Weaknesses CWE-94
References
Metrics cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}


Subscriptions

Regularlabs.com Sourcerer Extension For Joomla
cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published:

Updated: 2026-08-26T06:57:48.917Z

Reserved: 2026-08-15T04:38:57.663Z

Link: CVE-2026-74253

cve-icon Vulnrichment

Updated: 2026-08-17T17:37:22.762Z

cve-icon NVD

Status : Deferred

Published: 2026-08-17T18:18:14.780

Modified: 2026-08-26T16:36:16.990

Link: CVE-2026-74253

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-26T09:00:03Z

Weaknesses