Zeljka Zorz

APTs have been using zero-day Windows shortcut exploit for eight years (ZDI-CAN-25373)
State-sponsored threat actors and cybercrime groups from North Korea, Iran, Russia, and China have been exploiting a zero-day Windows vulnerability with no fix in sight for …

Stealthy StilachiRAT steals data, may enable lateral movement
While still not widely distributed, a new Windows remote access trojan (RAT) dubbed StilachiRAT is a serious threat. “[The malware] demonstrates sophisticated techniques …

FBI: Free file converter sites and tools deliver malware
Malware peddlers are increasingly targeting users who are searching for free file converter services (websites) and tools, the FBI’s Denver Field Office has warned …

GitHub project maintainers targeted with fake security alert
A phishing campaign targeting GitHub account owners has been trying to scare them with a fake security alert into allowing a malicious OAuth app access to their account and …

MITRE Caldera RCE vulnerability with public PoC fixed, patch ASAP! (CVE-2025–27364)
Users of the MITRE Caldera cyber security platform have been urged to plug a critical hole (CVE-2025–27364) that may allow unauthenticated attackers to achieve remote code …

2024 phishing trends tell us what to expect in 2025
Phishing has been the method most often employed by cybercriminals to achieve initial access to targeted organizations in 2024, according to risk advisory firm Kroll, which …

Siemens Teamcenter vulnerability could allow account takeover (CVE-2025-23363)
A high-severity vulnerability (CVE-2025-23363) in the Siemens Teamcenter product lifecycle management (PLM) software could allow an attacker to steal users’ valid …

Is your email or password among the 240+ million compromised by infostealers?
For the second time since the start of 2025, a huge number of login credentials extracted from infostealer logs has been added to the database powering the HaveIBeenPwned …

Hundreds of GitHub repos served up malware for years
Kaspersky researchers have unearthed an extensive and long-running malware delivery campaign that exploited users’ propensity for downloading code from GitHub and using …

Background check, drug testing provider DISA suffers data breach
DISA Global Solutions, a Texas-based company that provides employment screening services (including drug and alcohol testing and background checks) for over 55,000 …

China-based Silver Fox spoofs healthcare app to deliver malware
Silver Fox, a China-based threat actor that may or may not be backed by the Chinese government, has been delivering the ValleyRAT backdoor to unsuspecting users by disguising …

PoC exploit for Ivanti Endpoint Manager vulnerabilities released (CVE-2024-13159)
A proof-of-concept (PoC) exploit for four critical Ivanti Endpoint Manager vulnerabilities has been released by Horizon3.ai researchers. The vulnerabilities – …