Nightmare Eclipse Drops ‘HardBreacher’ Kaspersky Product Exploit

Chaotic Eclipse Releases Kaspersky Zero-Day HardBreacher | #hacking | #cybersecurity | #infosec | #comptia | #pentest | #hacker - National Cyber Security Consulting

Chaotic Eclipse Releases Kaspersky Zero-Day HardBreacher Pierluigi Paganini September 01, 2026 Chaotic Eclipse released HardBreacher, a PoC exploit for a Kaspersky Endpoint Security privilege escalation flaw, adding another zero-day to his list. Security researcher Chaotic Eclipse, also known as INFINITE NIGHTMARE, MSNightmare and Nightmare-Eclipse, released a new zero-day exploit targeting Kaspersky Endpoint Security. The researcher named […] T…

HardBreacher PoC Claims Kaspersky Endpoint Security Zero-Day Privilege Escalation on Windows 11

HardBreacher’s newly published PoC claims a local privilege-escalation flaw in Kaspersky Endpoint Security on fully patched Windows 11 systems, but the issue remains unverified and has not been publicly confirmed or assigned a CVE by Kaspersky. The project, published by a researcher, MSNightmare, describes the alleged flaw as a zero-day elevation-of-privilege vulnerability in Kaspersky’s enterprise […] The post HardBreacher PoC Claims Kaspersky …

Nightmare Eclipse Drops ‘HardBreacher’ Kaspersky Product Exploit

Kaspersky told SecurityWeek that it patched the vulnerability affecting its Endpoint Security product. The post Nightmare Eclipse Drops ‘HardBreacher’ Kaspersky Product Exploit appeared first on SecurityWeek.

HardBreacher Exploit Targets Kaspersky Endpoint Security Zero-Day for Windows 11 Privilege Escalation

A proof of concept called HardBreacher allegedly exploits an unpatched local privilege escalation flaw in Kaspersky Antivirus for Endpoint. This… Read more → The post HardBreacher Exploit Targets Kaspersky Endpoint Security Zero-Day for Windows 11 Privilege Escalation appeared first on IT Security News.