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GitHub Experiences Global Outage, Disrupting Core Services for Users

GitHub experienced a significant service disruption affecting millions of developers worldwide on July 28-29, 2025, with core functionality including API requests, Issues, and Pull Requests experiencing degraded performance for approximately nine hours. The incident, which began at 22:40 UTC on July 28, impacted roughly...

CISA Issues Warning on Exploited PaperCut RCE Vulnerability in Ongoing Attacks

The Cybersecurity and Infrastructure Security Agency (CISA) has added a critical vulnerability affecting PaperCut NG/MF print management software to its Known Exploited Vulnerabilities (KEV) catalog, warning that the vulnerability is being actively exploited in the wild. The vulnerability, tracked as CVE-2023-2533, represents a...

CISA Issues Warning on Exploited Vulnerabilities in Cisco Identity Services Engine

The Cybersecurity and Infrastructure Security Agency (CISA) has added two critical Cisco Identity Services Engine vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, warning that threat actors are actively exploiting these vulnerabilities in real-world attacks. The vulnerabilities, tracked as CVE-2025-20281 and CVE-2025-20337, affect Cisco...

PoC Exploit for Critical Cisco ISE Vulnerabilities Used in Ongoing Attacks

A critical vulnerabilities in Cisco Identity Services Engine (ISE), demonstrating how attackers can achieve complete system compromise with root access. The vulnerabilities, tracked as CVE-2025-20281 and CVE-2025-20337, affect the pre-authentication phase and allow remote code execution without requiring valid credentials. The vulnerability was initially reported...

Hackers Reportedly Wrecked Aeroflot Airlines’ IT Systems in Ongoing Year-Long Attack

Pro-Ukraine hacking groups "Silent Crow" and "Cyber Partisans BY" have claimed responsibility for a devastating cyberattack against Russia's flagship carrier Aeroflot, alleging they completely destroyed the airline's internal IT infrastructure in a year-long campaign that culminated in the erasure of approximately 7,000 servers and...

UNC3886 Hackers Targeting Vulnerabilities in VMware vCenter/ESXi, Fortinet FortiOS, and Junos OS

Singapore's cybersecurity landscape faces an unprecedented threat from UNC3886, an advanced persistent threat (APT) group that has been systematically targeting critical infrastructure across telecommunications, government, technology, and defense sectors. The sophisticated cyber espionage group demonstrates exceptional capabilities in rapidly exploiting zero-day vulnerabilities in enterprise...