Stay updated on the latest compromise incidents in infosec. Discover how breaches occur and learn strategies to protect your data and networks.
Search across headline titles and summaries.
Background for this topic.
Compromise in information security means unauthorized access or control over a system, network, or data, often resulting from exploiting vulnerabilities like software bugs, weak credentials, or misconfigurations. It indicates that an attacker has bypassed security measures to read, modify, or disrupt resources without permission.
Such compromises pose risks including data theft, unauthorized system manipulation, and persistent attacker presence. Detecting and containing compromises requires monitoring for unusual activity, applying timely patches, and enforcing strong access controls to limit attacker movement and reduce the impact of exploited weaknesses.
Unknown threat actors compromised CPUID ("cpuid[.]com"), a website that hosts popular hardware monitoring tools like CPU-Z, HWMonitor, HWMonitor Pro, and PerfMonitor, for less than 24 hours to serve malicious executables for the software and deploy a remote access trojan called STX RAT
Time to start dropping SBOMs FEATURE Two supply chain attacks in March infected open source tools with malware and used this access to steal secrets from tens of thousands – if not more – organizations. We won't know the full blast radius for months.…
Unknown threat actors have hijacked the update system for the Smart Slider 3 Pro plugin for WordPress and Joomla to push a poisoned version containing a backdoor
Malicious PDFs abuse legit features to harvest system data and decide which victims get a 2nd-stage payload Hackers have been quietly exploiting what appears to be a zero-day in Adobe Acrobat Reader for months, using booby-trapped PDFs to profile targets and decide who's worth fully compromising.…
A threat actor tracked as UNC6783 is compromising business process outsourcing (BPO) providers to gain access to high-value companies across multiple sectors. [...]
Cyber-fraudsters move quickly from compromised devices to account takeover to funds transfer, shifting money before many financial institutions can react.
Attackers compromised Internet-facing OT devices and caused file and display manipulation, operational disruption, and financial losses across sectors.
The FBI deployed a method to unplug US-based routers compromised by APT28 from the threat actor’s malicious network
Two practice web addresses appear to have been compromised Multiple domains belonging to Scottish healthcare providers have been hijacked and are now pushing links to adult content and illegal sports streams, according to a researcher.…
U.S. victims lost nearly $21 billion to cyber-enabled crimes last year, driven primarily by investment scams, business email compromise, tech support fraud, and data breaches, the Federal Bureau of Investigation says. [...]
Who needs MFA when you've got EvilTokens? Hundreds of organizations have been compromised daily by a Microsoft device-code phishing campaign that uses AI and automation at nearly every stage of the attack chain to ultimately snoop through corporate email inboxes and steal financial data.…
Hijacking DNS Settings Helps Russian Hackers Decrypt TLS Traffic, Microsoft WarnsHackers tied to Russia's GRU military intelligence agency are compromising SOHO routers to hijack their DNS settings and spy on the cloud activities of high-value government, IT, telecommunications and energy organizations, Microsoft warns.
200 orgs and 5,000 devices compromised so far in Vlad's latest intelligence grab, Microsoft reckons The UK's National Cyber Security Centre (NCSC) has issued a fresh warning about Russia's ongoing targeting of routers to steal passwords and other secrets.…
The Russia-linked threat actor known as APT28 (aka Forest Blizzard) has been linked to a new campaign that has compromised insecure MikroTik and TP-Link routers and modified their settings to turn them into malicious infrastructure under their control as part of a cyber espionage campaign since at least May 2025
GPUBreach uses GPU Rowhammer on GDDR6 to flip bits, corrupt page tables and escalate to system root
A new attack, dubbed GPUBreach, can induce Rowhammer bit-flips on GPU GDDR6 memories to escalate privileges and lead to a full system compromise. [...]
Threat actors associated with Qilin and Warlock ransomware operations have been observed using the bring your own vulnerable driver (BYOVD) technique to silence security tools running on compromised hosts, according to findings from Cisco Talos and Trend Micro