Vulnary
← back to the feed
Critical· 9.8

CVE-2026-64796

A Joomla extension called Sourcerer from regularlabs.com contains multiple code‑injection flaws that let attackers run arbitrary PHP code on a site. The bugs bypass user‑role checks and permission settings, allowing malicious scripts to be executed without any special privileges.

publishedJul 22, 2026
last modifiedJul 27, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
21th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 10, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

Joomla sites that have installed the Sourcerer extension (both the free and pro editions) from regularlabs.com.

02

Real-world impact

An attacker who exploits these flaws can execute arbitrary PHP code on the web server, modify or delete site content, steal sensitive data, and potentially take full control of the affected Joomla installation.

03

Why this severity

The CVSS score of 9.8 reflects that the vulnerability can be exploited over the network with no authentication, no user interaction, and low complexity, giving an attacker complete confidentiality, integrity, and availability impact.

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. Jul 22, 2026 · 10d ago
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 27, 2026 · 5d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →