Russian organizations targeted by backdoor masquerading as secure networking software updates

As we were looking into a cyberincident in April 2025, we uncovered a rather sophisticated backdoor. It targeted various large organizations in Russia, spanning the government, finance, and industrial sectors. While our investigation into the attack associated with the backdoor is still ongoing, ...

BadApex: Backdoor Attack Based on Adaptive Optimization Mechanism of Black-Box Large Language Models

Previous insertion-based and paraphrase-based backdoors have achieved great success in attack efficacy, but they ignore the text quality and semantic consistency between poisoned and clean texts. Although recent studies introduce LLMs to generate poisoned texts and improve the stealthiness,...

Exploring Backdoor Attack and Defense for LLM-Empowered Recommendations

The fusion of Large Language Models LLMs with recommender systems RecSys has dramatically advanced personalized recommendations and drawn extensive attention. Despite the impressive progress, the safety of LLM-based RecSys against backdoor attacks remains largely under-explored. In this paper, we...

Subverting LLM Coders

Really interesting research: "An LLM-Assisted Easy-to-Trigger Backdoor Attack on Code Completion Models: Injecting Disguised Vulnerabilities against Strong Detection": Abstract : Large Language Models LLMs have transformed code completion tasks, providing context-based suggestions to boost...

Adsense abused: 11,000 sites hacked in a backdoor attack

By Waqas All infected websites are using the WordPress CMS. This is a post from HackRead.com Read the original post: Adsense abused: 11,000 sites hacked in a backdoor attack...

Manipulating Weights in Face-Recognition AI Systems

Interesting research: "Facial Misrecognition Systems: Simple Weight Manipulations Force DNNs to Err Only on Specific Persons": Abstract: In this paper we describe how to plant novel types of backdoors in any facial recognition model based on the popular architecture of deep Siamese neural network...

PHP Site's User Database Was Hacked In Recent Source Code Backdoor Attack

The maintainers of the PHP programming language have issued an update regarding the security incident that came to light late last month, stating that the actors may have gotten hold of a user database containing their passwords to make unauthorized changes to the repository. "We no longer believ...

Arbitrary File Editing Vulnerability in UCMS Version 1.2

UCMS is a simple open source content management system. UCMS 1.2 version of the existence of arbitrary file editing vulnerability, the attacker can edit the non-existent script file, directly write a sentence Trojan horse, to obtain control of the web server...

Inside the CCleaner Backdoor Attack

MADRID—As the investigation continues into the backdoor planted inside CCleaner, two members of parent company Avast’s threat intelligence team said today the desktop and cloud versions of the popular software contained different payloads. The revelation was made during a talk at Virus Bulletin...

CCleaner Backdoor Attack: A State-sponsored Espionage Campaign

By Waqas Infected CCleaner Software Attack that Affected 700,000 Customers is part This is a post from HackRead.com Read the original post: CCleaner Backdoor Attack: A State-sponsored Espionage Campaign...