Tag: authentication bypass
152 articles
Citrix Warns of Two New NetScaler Flaws
Citrix is urging customers to take immediate action to protect their NetScaler ADC and Gateway deployments from two newly discovered vulnerabilities, including a critical authentication bypass flaw that could allow remote attackers to gain unauthorized access. Upgrade to the recommended builds as soon as possible to safeguard your systems.
Hackers Exploit Public Wi-Fi DNS to Harvest Credentials
Beware of hackers lurking on public Wi-Fi networks at hotels, conference centers, and other hotspots, who are using a sneaky trick to steal your login credentials by hijacking the network's DNS settings. By changing just one setting, they can redirect you to fake login pages that look legit - and that's all they need to get their hands on your sensitive info.
WordPress Plugin Flaw Enables Admin Takeover on 40,000 Sites
A critical vulnerability in the popular User Profile Builder plugin has put over 40,000 WordPress sites at risk of admin takeover, with a CVSS rating of 9.8; site owners should immediately update to version 3.16.5 or later to patch the flaw.
SAP Exploits Maximum-Severity Commerce Cloud Flaw in Active Attacks
SAP Commerce Cloud has a critical vulnerability, known as CVE-2026-58231, that allows unauthenticated attackers to wreak havoc by executing arbitrary code and compromising internal components. This maximum-severity flaw, scoring a perfect 10.0 on the CVSS scale, stems from weak authorization checks and input validation.
Hackers exploit macOS flaw to deploy Monero miners
Hackers are exploiting a recently fixed macOS security flaw to secretly deploy Monero miners, and experts warn that public exploit code is now available, putting users at risk. This vulnerability, affecting macOS's built-in Screen Sharing feature, allows attackers to gain access without valid credentials.
Attackers Exploit SharePoint Flaw After Public PoC Release
Microsoft warned that a critical SharePoint flaw, patched in July 2026, could allow attackers to bypass authentication and disclose files or modify data. This vulnerability, tracked as CVE-2026-55040, has now been exploited by attackers following the public release of a proof-of-concept exploit.
Hackers Exploit New Microsoft SharePoint Vulnerability in Attacks
Hackers are already exploiting a newly discovered critical flaw in Microsoft SharePoint, with over 8,500 servers exposed online and vulnerable to attacks. This authentication bypass vulnerability, known as CVE-2026-55040, allows hackers to disclose files, modify data, and wreak havoc on your system.
OpenAI Bolsters Cybersecurity with GPT-5.6-Cyber Model, Two-Tier Access Program
OpenAI's new GPT-5.6-Cyber model is a game-changer in cybersecurity, capable of completing 95% of sensitive requests in advanced scenarios like exploit-chain development and privilege escalation. This purpose-trained model outperforms its general-access counterpart by a landslide, showcasing its potential to revolutionize cybersecurity.
Paperclip AI Flaws Expose Sensitive Data, Enable Unauthenticated Command Execution
Critical flaws in Paperclip AI's control plane have been exposed, allowing unauthenticated command execution and sensitive data breaches due to a systemic failure in handling identity boundaries. This alarming vulnerability was triggered by a simple self-registration process that was left unchecked.
CISA Flags N-able N-central Flaw as Exploited Vulnerability
A critical flaw in N-able N-central has been flagged by CISA as an exploited vulnerability, allowing attackers to bypass authentication and take over accounts. This weakness, known as CVE-2026-18577, lets hackers gain admin access to vulnerable servers and deploy malicious persistence mechanisms.
N-able Discloses Auth Bypass Flaw in N-central Exploited in Attacks
A critical authentication bypass vulnerability, CVE-2026-18577, is under active attack, putting N-able's N-central servers at risk - but a hotfix (2026.3.1.7) is now available to prevent further exploitation. This flaw is linked to an earlier, incomplete patch for CVE-2026-18576, which also threatened administrative account takeovers.
N-able Servers Compromised After Incomplete Fix
N-able's servers were compromised due to an incomplete fix for a critical vulnerability, allowing attackers to exploit an authentication bypass and gain remote administrative access to on-premises servers and customer systems. The incident highlights the importance of thorough patching, as N-able's initial fix failed to fully address the issue.
Check Point Flaw Exploited as Researchers Release Public PoC
A critical flaw in Check Point's SmartConsole, known as CVE-2026-16232, allows hackers to bypass authentication and gain full administrative privileges with a staggering CVSS score of 9.3. This vulnerability lets unauthenticated remote attackers obtain a login token and take control, potentially modifying security policies and configurations.
Check Point Discloses Zero-Day Flaw in SmartConsole Exploited in Attacks
A critical zero-day flaw in Check Point's SmartConsole has been exploited in attacks, allowing hackers to modify security policies and configurations with ease. A patch is now available to fix this authentication bypass vulnerability, tracked as CVE-2026-16232.
Check Point Disrupts Exploited SmartConsole Flaw Granting Admin Access
A critical flaw in Check Point's SmartConsole has been exploited, allowing hackers to gain admin access with a CVSS score of 9.3, and Check Point has released updates to address the vulnerability. This authentication-bypass flaw lets attackers modify security policies and configurations with full administrative rights.
Qilin Ransomware Exploits Palo Alto Networks Flaw for Initial Access
In a recent wave of attacks, hackers exploited a high-severity flaw in Palo Alto Networks' PAN-OS software to gain initial access for Qilin ransomware attacks. This vulnerability, known as CVE-2026-0257, allowed attackers to bypass authentication and establish VPN sessions without valid credentials.
Qilin Ransomware Gang Exploits Palo Alto VPN Bug in Ongoing Attacks
The Qilin ransomware gang is actively exploiting a critical vulnerability in Palo Alto Networks' VPN software, CVE-2026-0257, to breach security and launch attacks, despite a patch being released on May 13. This alarming development follows reports of multiple intrusions by Qilin in June, highlighting the urgent need for updates.
n8n Flaw Exposes User Accounts to Unauthorized Login via Token Exchange
A security flaw in n8n's workflow automation platform allowed unauthorized users to log in to accounts due to a token exchange mishap, essentially handing out the wrong accounts at login. This vulnerability stemmed from a misimplementation of the Enterprise token exchange feature.
Cyber-attackers Exploit OAuth Client ID Spoofing in Cloud Environments
Cyber-attackers are increasingly using OAuth Client ID spoofing to infiltrate cloud environments, with multiple campaigns emerging, each with unique tools and infrastructure. This technique allows attackers to cleverly abuse Microsoft Entra ID by mimicking legitimate authentication requests.
Hackers exploit auth bypass in Gitea Docker image
Hackers are actively exploiting a critical flaw in the Gitea Docker image, using a single header to bypass authentication and gain access - and security teams are only just catching on. In fact, researchers detected the first real-world hit just 13 days after the vulnerability was disclosed.
Account Takeover Attacks Target Verification Step as New Battleground
As more people and companies switch to passkeys, a new battleground emerges in the fight against account takeover attacks - the verification step. Attackers are now targeting these previously trusted processes, like account recovery and device re-enrollment, to gain control of accounts.
Tenda Routers Expose Admin Access via Hidden Backdoor
Tenda routers have a shocking security flaw: a hidden backdoor that can give attackers full control of your device, allowing them to hijack your admin access. This vulnerability, tracked as CVE-2026-11405, lets hackers easily bypass standard login security and take over your router.
BeyondTrust Software Flaws Expose Risk of Authentication Bypass
Critical software flaws in BeyondTrust's Remote Support and Privileged Remote Access products could allow hackers to bypass authentication and gain unauthorized access, potentially putting your system integrity at risk. Two vulnerabilities, CVE-2026-40138 and CVE-2026-40139, have been identified, highlighting the urgent need for an update.
Threat Actors Probe Gitea Docker Flaw Just 13 Days After Patch
Security researchers have spotted threat actors probing a critical Gitea Docker flaw just 13 days after it was patched, highlighting the urgent need for users to update their systems. This highly vulnerable flaw, scoring 9.8, allows attackers to exploit a default setting that trusts user headers from any source IP address.