Penetration Testing
AI Penetration Test
Web Application Penetration Test
Mobile Application Penetration Test
API Penetration Test
IoT Penetration Test
External Network Penetration Test
Strategic Advisory
Threat Modelling
Bespoke Threat Advisory Service
AI Red Teaming
Adversary Simulation (Red & Purple Teaming)
Knowledge Base
Prices
Company
About Us
Why Us
Partners
Blog
Contact Us

Lean Security

Penetration Testing
AI Penetration Test
Web Application Penetration Test
Mobile Application Penetration Test
API Penetration Test
IoT Penetration Test
External Network Penetration Test
Strategic Advisory
Threat Modelling
Bespoke Threat Advisory Service
AI Red Teaming
Adversary Simulation (Red & Purple Teaming)
Knowledge Base
Prices
Company
About Us
Why Us
Partners
Blog
Contact Us
January 11, 2026
Lean Security Expert
The ToolShell Crisis: Why Your SharePoint ...

The Australian Cyber Security Centre has issued urgent warnings about actively exploited vulnerabilities in Microsoft SharePoint Server (CVE-2025-53770) that enable unauthenticated remote code execution. With Chinese state-aligned actors and ransomware groups already compromising Australian organisations, this threat represents an immediate and severe risk to business-critical data and infrastructure.

The ToolShell Crisis: Why Your SharePoint Server Is a Ticking Time Bomb
December 27, 2025
Lean Security Expert
Why Long-Lived Cloud Credentials Are Your ...

Across AWS, Google Cloud, and Microsoft Azure environments in Australia and globally, 59% of IAM users maintain access keys that have never expired—credentials that have been active for more than one year. These long-lived credentials represent a silent but catastrophic vulnerability in your cloud infrastructure. This blog explores why long-lived credentials have become the primary attack vector for identity-based breaches, how red teams exploit them during penetration tests, and what you must do today to eliminate this ticking time bomb.

Why Long-Lived Cloud Credentials Are Your Biggest Identity Risk in 2025
December 21, 2025
Lean Security Expert
Fortinet "Ghost Logins": How Authentication ...

Critical authentication bypass vulnerabilities in Fortinet FortiGate and related products (CVE-2025-59718 and CVE-2025-59719) are now under active attack, allowing "ghost" SSO logins that completely sidestep normal controls and logs. For Australian organisations, this is more than a VPN or firewall problem – it is a board-level exposure that directly tests whether your external penetration testing, internal penetration testing, and red team assessment services are capable of simulating SSO abuse, identity takeovers, and lateral movement across hybrid networks.

Fortinet "Ghost Logins": How Authentication Bypass Attacks Expose Gaps in Your Penetration Testing Strategy
December 6, 2025
Lean Security Expert
React2Shell: A CISO’s Guide to CVE-2025-55182

A new security flaw called React2Shell (CVE-2025-55182) puts Australian businesses at extreme risk. It has a severity score of CVSS 10.0, which is the highest possible rating. This flaw lets hackers take full control of your servers without needing a password. It affects the popular tools React and Next.js.

React2Shell: A CISO’s Guide to CVE-2025-55182
November 26, 2025
Lean Security Expert
SessionReaper & BFCM: Why Penetration ...

A critical vulnerability in Adobe Commerce and Magento (CVE-2025-54236), dubbed "SessionReaper," is being ruthlessly exploited by threat actors using AI-driven tools to automate attacks at machine speed. With the Australian holiday trading season in full swing, this unauthenticated remote code execution (RCE) flaw poses an immediate existential threat to retail and B2B organizations. This alert outlines the mechanics of the attack, the role of AI in its weaponization, and the urgent defensive actions required to prevent a catastrophic data breach.

SessionReaper & BFCM: Why Penetration Testing Services Are Critical (CVE-2025-54236)
Lean Security Expert
August 31, 2018

The Benefits of Network Security Assessment

Lean Security Expert
August 31, 2018
The Benefits of Network Security Assessment

With a network assessment, they can counter data breaches and distributed denial of services (DDoS attacks)

Comment
Lean Security Expert
August 29, 2018

How Hackers Attack Your Computer Systems

Lean Security Expert
August 29, 2018
How Hackers Attack Your Computer Systems

Hacking refers to the practice of gaining access to another person’s computer without their permission. Hackers employ different tactics to do so.

Comment
Lean Security Expert
August 24, 2018

Emerging Cyber Security

Lean Security Expert
August 24, 2018

Latest targets of cyber attacks have been wearables, home automation, and self driving cars.

Comment
Lean Security Expert
July 27, 2018

Cyber Security Challenges These Days (Infographic)

Lean Security Expert
July 27, 2018

The number of people facing online threats is increasing day by day, here are few cyber security challenges you should be aware of.

Comment
Lean Security Expert
June 4, 2018

Cyber Security Trends and Threats in 2018 (Infograph)

Lean Security Expert
June 4, 2018

Do you know 54% of companies has experienced one or more successful cyber attacks that compromised their data, this year.

Comment
Lean Security Expert
May 31, 2018

DDoS Attacks-Ensure That Your Sensitive Data Stays Secure

Lean Security Expert
May 31, 2018

Most businesses these days have made a switch to digital technology. Although this move has proven to be quite beneficial for businesses, there are certain problems that businesses face as well

Comment
Lean Security Expert
May 30, 2018

The General Data Protection Regulation Guidelines For Businesses In Australia

Lean Security Expert
May 30, 2018

The General Data Protection Regulation contains details regarding the protection of data within a region. The act will replace the national data protection laws within the region

Comment
Lean Security Expert
May 29, 2018

Network Vulnerability Assessment And Their Benefits For Businesses

Lean Security Expert
May 29, 2018

Cyber security threats are a major issue that can have a significant impact on Australia’s economy and prosperity. Some of the examples of cyber threats include:

Comment
Lean Security Expert
May 28, 2018

Ensure That Your Cloud Systems Stay Safe and Secure Through Automation

Lean Security Expert
May 28, 2018

When it comes to cloud based systems, the words ‘automation’ and ‘orchestration’ are synonymous.

Comment
Lean Security Expert
April 23, 2018

Streamlining Your Netwrok Security - The Need For Regular Vulnerability Assessment- Infographic

Lean Security Expert
April 23, 2018
Streamlining Your Netwrok Security - The Need For Regular Vulnerability Assessment- Infographic

The need for regular vulnerability assessment is need for ever business online to provide network security against threats.

Comment
Newer Posts
Older Posts
Contact us for a quote
Back to Top
Lean Security, 81-83 Campbell Street, Surry Hills, NSW, 2010, Australia+61 (2) 8078 6952info@leansecurity.com.au

About Lean Security

We are a specialist cybersecurity firm based in Sydney, focusing on penetration testing. We partner with organisations across Australia, providing expert-led testing and clear, actionable reports. Our goal is to give you the clarity and confidence needed to secure your digital assets.

     
Useful Links
Home
Application penetration testing
Security source code assessment
Mobile application penetration testing
Infrastructure penetration testing
API web services penetration testing
Threat Modelling Service

Newsletter

We respect your privacy.

Thank you!

Contact Us

Phone: +61 (2) 8078 6952
Email: info@leansecurity.com.au

Monday - Friday from 9.00 am to 8.00 pm
Saturday from 10.00 am to 6.00 pm