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Russia-Linked APT28 Exploited MDaemon Zero-Day to Hack Government Webmail Servers

A Russia-linked threat actor has been attributed to a cyber espionage operation targeting webmail servers such as Roundcube, Horde, MDaemon, and Zimbra via cross-site scripting (XSS) vulnerabilities, including a then-zero-day in MDaemon, according to new findings from ESET.
The activity, which commenced in 2023, has been codenamed Operation RoundPress by the Slovak cybersecurity company. It has

Malicious npm Package Leverages Unicode Steganography, Google Calendar as C2 Dropper

Cybersecurity researchers have discovered a malicious package named “os-info-checker-es6” that disguises itself as an operating system information utility to stealthily drop a next-stage payload onto compromised systems.
“This campaign employs clever Unicode-based steganography to hide its initial malicious code and utilizes a Google Calendar event short link as a dynamic dropper for its final

Canadian Electric Utility Lists Customer Information Stolen by Hackers

Nova Scotia Power says a wide range of personal and financial information was stolen in the recent cyberattack.

The post Canadian Electric Utility Lists Customer Information Stolen by Hackers appeared first on SecurityWeek.

Australian Human Rights Commission Discloses Data Breach

The Australian Human Rights Commission says data submitted through the complaint form on its website was inadvertently exposed.

The post Australian Human Rights Commission Discloses Data Breach appeared first on SecurityWeek.

Chrome 136 Update Patches Vulnerability With ‘Exploit in the Wild’

Google has rolled out a Chrome 136 update that resolves a high-severity vulnerability for which a public exploit exists.

The post Chrome 136 Update Patches Vulnerability With ‘Exploit in the Wild’ appeared first on SecurityWeek.

Google fixes high severity Chrome flaw with public exploit

Google has released emergency security updates to patch a high-severity Chrome vulnerability that has a public exploit and can let attackers hijack accounts. […]

New Chrome Vulnerability Enables Cross-Origin Data Leak via Loader Referrer Policy

Google on Wednesday released updates to address four security issues in its Chrome web browser, including one for which it said there exists an exploit in the wild.
The high-severity vulnerability, tracked as CVE-2025-4664 (CVSS score: 4.3), has been characterized as a case of insufficient policy enforcement in a component called Loader.
“Insufficient policy enforcement in Loader in Google

Author: brangberg