Latest cybersecurity reporting from selected sources.

LegacyHive PoC exposes a Windows Privilege Escalation flaw affecting fully patched Windows desktop and server systems. Just hours after Microsoft’s July 2026 Patch Tuesday, security researcher Nightmare Eclipse, also known as Chaotic Eclipse, published a new Windows zero-day proof-of-concept called LegacyHive. This time, the target is the Windows User Profile Service (ProfSvc), and unlike the […]

A security researcher has released a new Microsoft Defender zero-day exploit named "RoguePlanet" just hours after Microsoft fixed two previously disclosed flaws during June 2026 Patch Tuesday. [...]

Vuln old enough to drive lands on CISA's exploited list While Microsoft was rolling out its bumper Patch Tuesday updates this week, US cybersecurity agency CISA was readying an alert about a 17-year-old critical Excel flaw now under exploit.…

Proof-of-concept exploit code is publicly available for two other flaws in this month's Patch Tuesday. In total, the company issued patches for more than 1,150 flaws this year.

None under active exploit…yet Microsoft’s August Patch Tuesday flaw-fixing festival addresses 111 problems in its products, a dozen of which are deemed critical, and one moderate-severity flaw that is listed as being publicly known.…

Sure, 130 fixes were sent out, but bask in the security goodness For the first time this year, Microsoft has released a Patch Tuesday bundle with no exploited security problems, although one has been made public already, and there are ten critical flaws to fix.…

Microsoft today released security updates to fix at least 67 vulnerabilities in its Windows operating systems and software. Redmond warns that one of the flaws is already under active attack, and that software blueprints showing how to exploit a pervasive Windows bug patched this month are now public. 

Microsoft on Tuesday released software updates to fix at least 70 vulnerabilities in Windows and related products, including five zero-day flaws that are already seeing active exploitation. Adding to the sense of urgency with this month's patch batch from Redmond are fixes for two other weaknesses that now have public proof-of-concept exploits available.

Microsoft today released updates to plug at least 121 security holes in its Windows operating systems and software, including one vulnerability that is already being exploited in the wild. Eleven of those flaws earned Microsoft's most-dire "critical" rating, meaning malware or malcontents could exploit them with little to no interaction from Windows users.

A proof-of-concept (PoC) exploit has been released for a now-patched security flaw impacting Windows Lightweight Directory Access Protocol (LDAP) that could trigger a denial-of-service (DoS) condition

Microsoft on Tuesday shipped fixes to address a total of 90 security flaws, including 10 zero-days, of which six have come under active exploitation in the wild

Plus more pain for Intel which fixed 43 bugs, SAP and Adobe also in on the action Patch Tuesday Microsoft has disclosed 90 flaws in its products – six of which have already been exploited – and four others that are listed as publicly known.…

A now-patched security flaw in Microsoft Outlook could be exploited by threat actors to access NT LAN Manager (NTLM) v2 hashed passwords when opening a specially crafted file

Nothing under exploit… Is this the calm before the storm? Patch Tuesday Microsoft rang in the New Year with a relatively calm Patch Tuesday: Just 49 Windows security updates including fixes for two critical-rated bugs, plus four high-severity Chrome flaws in Microsoft Edge.…

Microsoft has released its Patch Tuesday updates for October 2023, addressing a total of 103 flaws in its software, two of which have come under active exploitation in the wild

Plus: Apple bungles another rapid security response; important ICS updates land; and more Patch Tuesday Microsoft today addressed 130 CVE-listed vulnerabilities in its products – and five of those bugs have already been exploited in the wild.…

Plus: Adobe, SAP and Android push updates Microsoft has released security updates for 78 flaws for June's Patch Tuesday, and luckily for admins, none of these are under exploit.…

The outlook is grim for Outlook - and SAP, Adobe. Android, and Chrome - so get ready for a long update party Patch Tuesday Microsoft's March Patch Tuesday includes new fixes for 74 bugs, two of which are already being actively exploited, and nine that are rated critical. Let's start with the two that miscreants found before Redmond issued a fix.…

Proof-of-concept (Poc) code has been released for a now-patched high-severity security flaw in the Windows CryptoAPI that the U.S. National Security Agency (NSA) and the U.K. National Cyber Security Centre (NCSC) reported to Microsoft last year

The first Patch Tuesday fixes shipped by Microsoft for 2023 have addressed a total of 98 security flaws, including one bug that the company said is being actively exploited in the wild