Threat Brief: MongoDB Vulnerability (CVE-2025-14847)

On Dec. 19, 2025, MongoDB publicly disclosed MongoBleed, a security vulnerability (CVE-2025-14847) that allows unauthenticated attackers to leak sensitive heap memory by exploiting a trust issue in how MongoDB Server handles zlib-compressed network messages. This flaw occurs prior to authentication, Read More …

‘ZombieAgent’ zero click vulnerability allows for silent account takeover

OpenAI recently introduced a new feature for ChatGPT which, unfortunately, also puts users at risk of data exfiltration and persistent access. In December 2025, a feature called Connectors finally moved out of beta and into general availability. This feature allows Read More …

CVE-2026-21858: Maximum-severity n8n flaw lets randos run your automation server

A maximum-severity bug in the popular automation platform n8n has left an estimated 100,000 servers wide open to complete takeover, courtesy of a flaw so bad it doesn’t even require logging in. The vulnerability, uncovered by researchers at security outfit Read More …

Patch Cisco ISE bug now before attackers abuse proof-of-concept exploit

Cisco patched a bug in its Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) products that allows remote attackers with admin-level privileges to access sensitive information – and warned that a public, proof-of-concept exploit for the flaw exists Read More …

CISA warns of active attacks on HPE OneView and legacy PowerPoint

The US Cybersecurity and Infrastructure Security Agency (CISA) added both a newly discovered flaw and a much older one to its catalog of Known Exploited Vulnerabilities (KEV). The KEV catalog gives Federal Civilian Executive Branch (FCEB) agencies a list of Read More …

Data breach exposes 400,000 bank customers’ information

A major data breach tied to U.S. fintech firm Marquis is rippling through banks, credit unions and their customers. Hackers broke into Marquis systems by exploiting a known but unpatched vulnerability in a SonicWall firewall, gaining access to deeply sensitive Read More …

Cisco email security products actively targeted in zero-day campaign

A China-affiliated threat actor has been abusing a zero-day vulnerability in multiple Cisco email appliances to gain access to the underlying system and establish persistence. Cisco confirmed the news in a blog post and a security advisory, urging users to Read More …

CVE-2025-37164: Critical unauthenticated RCE affecting Hewlett Packard Enterprise OneView

On December 17, 2025, Hewlett Packard Enterprise (HPE) published an advisory for CVE-2025-37164, a CVSS 10.0 vulnerability in HPE OneView. The vulnerability, which was reported to HPE by security researcher Nguyen Quoc Khanh, facilitates unauthenticated remote code execution (RCE) on Read More …

Critical vulnerabilities in Fortinet CVE-2025-59718, CVE-2025-59719 exploited in the wild

A recently disclosed pair of vulnerabilities affecting Fortinet devices—CVE-2025-59718 and CVE-2025-59719—are drawing urgent attention after confirmation of their active exploitation in the wild. The vulnerabilities carry a critical CVSSv3 score and allow an unauthenticated remote attacker to bypass authentication using Read More …

Operation ForumTroll continues: Russian political scientists targeted using plagiarism reports

In March 2025, we discovered Operation ForumTroll, a series of sophisticated cyberattacks exploiting the CVE-2025-2783 vulnerability in Google Chrome. Kaspersky researchers previously detailed the malicious implants used in the operation: the LeetAgent backdoor and the complex spyware Dante, developed by Read More …