Threat actors are exploiting two critical flaws impacting Langflow and Ruby on Rails, according to new findings from VulnCheck. The vulnerabilities in question are listed below - CVE-2026-0768 (CVSS score: 9.8) - A lack of proper validation of a user-supplied input vulnerability that could be exploited to execute arbitrary Python code in the context of th...
CISA has added the vulnerabilities tracked as CVE-2026-82078 and CVE-2026-81578 to its KEV catalog. The post PaperCut Exploitation Escalates to Active Intrusions appeared first on SecurityWeek.
A threat actor used a variety of infostealers to collect session information and access Claude accounts belonging to an unknown number of users.
MalwareThreat actor
The Cronos blockchain network has resumed trading activity after a price-manipulation attack on the Tectonic cryptocurrency lending platform allowed an attacker to borrow $74 million. [...]
The ClickFix-style campaign features a sophisticated, multistage attack chain that includes reverse tunnels into victim organizations' networks.
While guardrails are critical, as evidenced by recent high-profile incidents, defenders need help staying ahead of attackers who do not play by the rules.
Critical
A new ClickFix variant dubbed TerminalFix uses fake Cloudflare CAPTCHA prompts on compromised websites to trick victims into running malicious PowerShell commands in Windows Terminal. [...]
OpenAI's Hugging Face attack postmortem shows agents don't care about rules - they need strong controls.
Threat actors with ties to the Democratic People's Republic of Korea (aka DPRK or North Korea) have been observed seeking job opportunities beyond the information technology (IT) sector, with recent investigations identifying suspected workers employed in sales and marketing and the medical profession. The ongoing insider threat is part of what has been d...
Microsoft is investigating a widespread service issue causing authentication issues, email delays and failures, and various other issues for Exchange Online customers. [...]
ChatGPT Work is experiencing a partial outage, and users across multiple subscription plans may be unable to start or continue tasks. [...]
The researchers discovered Fire Ant's new tactic after finding an active GRE (Generic Routing Encapsulation) tunnel interface on a Cisco IOS XR router that could not be explained by a running configuration or commit history. [...]
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.
File servers remain a critical part of many IT environments, but managing access securely can become complex as permissions accumulate. tenfold Software outlines five best practices for simplifying file server administration and maintaining least-privilege access. [...]
Critical
Attackers could exploit the security defects to execute arbitrary code and access or tamper with data. The post ServiceNow Patches 3 Critical Code Injection Vulnerabilities appeared first on SecurityWeek.
Critical
The boring parts caused most of the trouble. A router shipped ready to listen. A fake check turned the user into the installer. Trusted systems collected traffic and passwords, then cleaned the logs. Old bugs formed new attack chains. Even an AI agent decided its assigned task was optional. Elsewhere, fake apps, helpful support calls, cheap banking kits, ...
Berlin's city administration has confirmed that cybercriminals are attempting to extort the city after the Rhysida ransomware gang listed it on their data leak site. [...]
RansomwareData breach
The ShinyHunters extortion group has claimed the theft of 284 million records from the company’s systems. The post McKesson Confirms Data Breach as Attacker Deadline Looms appeared first on SecurityWeek.
Data breach