A big finish to 2025 in December’s Patch Tuesday
A month with no Critical-severity Windows bugs is overshadowed by a mass of Mariner mop-up
Categories: X-ops
Tags: threat research, featured, Microsoft, Patch Tuesday, zero days
Associated Press reports: Danish authorities say in a new assessment published this week that Russia carried out cyberattacks against infrastructure and websites in Denmark in 2024 and 2025, describing new cases which had not previously been reported. Denmark’s Defense Intelligence Service said in a statement Thursday that Moscow was responsible for “destructive and disruptive” cyberattacks……
Premier Health Partners (“PHP”) in Ohio issued a press release this week and uploaded a substitute notice to its website. Why they first concluded an investigation into a breach they discovered on July 12, 2023 requires more explanation than they provide. Premier Health Partners (“Premier Health”) is providing notice of a cyber incident that may…
Officials allege that WorkTitans and MIRhosting were used to facilitate pro-Russian hackers and evade EU sanctions. Huib Modderkolk and Henrik Moltke write: Youssef Z. may have seen trouble coming. The 57-year-old entrepreneur and organizational consultant from Amsterdam, arrested at his home in the early hours of Monday 18 May by agents of the Dutch fiscal investigation……
Tolly Taylor reports: A cyberattack by the criminal group known as Cloak on Baltimore City Public Schools stole sensitive personal information of thousands of students and employees, 11 News Investigates has learned. City Schools told 11 News Investigates that the district notified law enforcement after becoming aware of an “IT system intrusion” on Feb. 13….
Jon Brodkin reports: A Social Security Administration (SSA) official alleged in a whistleblower disclosure that DOGE officials created “a live copy of the country’s Social Security information in a cloud environment that circumvents oversight.” Chuck Borges, the SSA’s Chief Data Officer (CDO), “has become aware through reports to him of serious data security lapses, evidently……
The growing demand for cybersecurity and compliance services presents a great opportunity for Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs) to offer virtual Chief Information Security Officer (vCISO) services—delivering high-level cybersecurity leadership without the cost of a full-time hire. However, transitioning to vCISO services is not without its challenges