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Attackers Chain Two PaperCut Flaws to Execute Code Without Authentication

Attackers Chain Two PaperCut Flaws to Execute Code Without Authentication

Aug 28, 2026 Vulnerability / Web Security
Malicious actors are exploiting a newly patched security flaw in PaperCut NG and MF to execute arbitrary code on susceptible instances, as the company released a fresh emergency fix with additional hardening. "This vulnerability gives an unauthenticated attacker remote control over PaperCut's trusted configuration, which could be used to execute arbitrary Java code inside the application's process," Huntress researchers John Hammond and Andrew Brandt said . Specifically, an attacker can leverage an unauthenticated request to make changes to the server configuration and ultimately achieve code execution. Huntress has explained the flaw as follows - In unpatched versions of PaperCut NG and PaperCut MF,  a specifically crafted request can refer to one page that is rendered for the response, and another page that owns the component or action being executed. PaperCut's authorization check could trust the rendered page and miss the permissions required by the...
Android 17 Adds OS-Wide ECH to Hide Website Visits From Network Providers

Android 17 Adds OS-Wide ECH to Hide Website Visits From Network Providers

Aug 28, 2026 Cellular Security / Encryption
Google on Thursday announced new network security protections in Android 17 to bolster connection privacy, address cellular vulnerabilities, and safeguard the privacy of users' home networks. Topping the list is support for Encrypted Client Hello ( ECH ), a privacy standard that prevents networks from eavesdropping on which websites a user is visiting. "This new privacy standard works in tandem with private DNS to obscure the domain names you visit, hiding metadata that can be used to profile you," Google's Bram Bonné and Shuaibo Huang said . "By encrypting the destination website name from the very start, ECH helps ensure that, for supported websites and apps, network providers and network snoopers can no longer easily see which websites or apps you are accessing."
ownCloud Flaw Exploited to Steal Nuclear Records From Philippine Research Body

ownCloud Flaw Exploited to Steal Nuclear Records From Philippine Research Body

Aug 28, 2026 Vulnerability / Cyber Espionage
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a critical security flaw impacting ownCloud to its Known Exploited Vulnerabilities ( KEV ) catalog following reports that a Chinese-speaking threat actor weaponized the vulnerability to target a nuclear research body in the Philippines. The vulnerability, tracked as CVE-2023-49105 (CVSS score: 9.8), is a case of WebDAV API authentication bypass that could allow an attacker to access, modify or delete any file without authentication if the username of the victim is known and the victim has no signing-key configured, which is the default configuration. Disclosed by ownCloud in November 2023, the issue impacts "core" versions from 10.6.0 through 10.13.0. It was fixed in version 10.13.1. CISA's addition of the flaw to the KEV catalog comes a couple of days after Hunt.io said it identified an open directory on the host "31.58.209[.]241," which staged custom Python scripts, o...
cyber security

AI Says the Homework Is Done. A Forensic Examiner Checks It Anyway.

websiteSANS InstituteAI Security / Training
SANS Fellow Heather Barnhart on validating AI findings in DFIR, and the training that builds the skill.
cyber security

Know Your Enemy: The Attacker Toolkits Getting Past Security Controls

websitePush SecurityPhishing / Enterprise Security
Find out which toolkits bypass controls to reach your users most often. Join the webinar, Dec 2nd.
19 Chrome and Edge Extensions Found With Wallet-Stealing and Crypto-Draining Code

19 Chrome and Edge Extensions Found With Wallet-Stealing and Crypto-Draining Code

Aug 28, 2026 Web Security / Supply Chain
Cybersecurity researchers have discovered a cluster of 18 Google Chrome and one Microsoft Edge extensions that were published over the last six months and harbored wallet secret stealing and cryptocurrency draining capabilities. The extensions , per Socket security researcher Karlo Zanki, share similarities in code and tradecraft, with evidence indicating that the campaign may have been active since February 2024. Socket is tracking the activity under the name Superior. The modus operandi is relatively straightforward: the threat actor either acquires legitimate extensions with proper functionality or pushes a clean version that's devoid of any malware. Once the extensions begin to gather user downloads, a new version with the malicious behavior is published.
Two Unitree G1 EDU Humanoid Robot Flaws Enable Root RCE, One Starts Over Bluetooth

Two Unitree G1 EDU Humanoid Robot Flaws Enable Root RCE, One Starts Over Bluetooth

Aug 28, 2026 Vulnerability / IoT Security
Security researcher Olivier Laflamme has disclosed two independent root remote code execution (RCE) chains affecting the Unitree G1 EDU , including a Bluetooth Low Energy (BLE) path that can reach root on the robot's Locomotion PC. The flaws are tracked as  CVE-2026-76639  and  CVE-2026-76640 , with the first involving a network-adjacent path through chat_go and bashrunner and the second beginning from BLE proximity. An exact fixed firmware release has not been verified in any accessible Unitree guidance, leaving G1 EDU owners without a confirmed release target for either vulnerability. Laflamme said Unitree patched the cloud account-to-robot ownership check in July 2026, closing the cross-owner arbitrary-G1 path. As of the August 27 disclosure, a G1 owner could still use an account bound to their own robot to recover its Advanced Encryption Standard (AES) key. The underlying BLE issues, a write to 0xFFE2 that does not require pairing and the BSS buffer overflow,...
Key Reasons Why Identity Fabric Matters in 2026

Key Reasons Why Identity Fabric Matters in 2026

Aug 28, 2026 Identity Security / Zero Trust
An Identity Fabric knits fragmented identity systems into a coherent layer that observes how identities behave across applications, APIs, and infrastructure. As enterprise access spans more cloud services and automated workloads, identity security depends less on static configuration and more on runtime visibility. This article covers the architecture, the risks of unmanaged identities, and practical steps to close the gap between access intent and actual execution. The guidance here focuses on enterprise hybrid and multi-cloud environments; smaller single-directory deployments may not require the full scope described. Understanding Identity Fabric Architecture and How It Works An Identity Fabric is not a single product but an architectural approach that connects identity providers, governance systems, applications, and infrastructure into one observable layer. Its purpose is to reconcile what access policy intends with how identities are actually used at runtime. Closing this g...
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