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// AI-powered summary generated at 16:00

> Debian WebKitGTK Important Heap Corruption Privilege Escalation DSA-6534-1
Several vulnerabilities have been discovered in the WebKitGTK web engine, that may lead to heap corruption, local privilege escalation, remote code execution, out-of-bounds memory access, cross-origin data leak and sandbox escape, among other problems. See the WebKitGTK security advisory for details...
> WordPress Backdoor Rebuilds Itself After Cleanup Using Files, Database, and Shared Memory
Cybersecurity researchers have shed light on a WordPress compromise in which threat actors deployed multiple persistence mechanisms to ensure that the final payload kept returning without having to infect the site again. The backdoor has been codenamed SC after the "SC_" markers present in the inje...
> Enterprises Struggle to Prepare for AI and Quantum Threats, PwC Says
PwC’s survey found that only 22% of leaders would use fully autonomous AI for cyber defense, while just 21% are implementing quantum-resistant security measures. The post Enterprises Struggle to Prepare for AI and Quantum Threats, PwC Says appeared first on SecurityWeek.
> Hacker Conversations: Rob Juncker, a Knock at the Door and a Moral Compass
Rob Juncker is chief product and technology officer at Mimecast. Is he a hacker? “Unequivocally yes,” he says. The post Hacker Conversations: Rob Juncker, a Knock at the Door and a Moral Compass appeared first on SecurityWeek.
> Oracle Linux 9 Nodejs Important Bug Fix ELSA-2026-73838
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:
> Oracle Linux 9 Ruby Important Memory Fixes ELSA-2026-72485 CVE-2026-80212
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:
> Police dismantle KillSec ransomware gang allegedly led by 16-year-old
An international law enforcement operation dubbed "Operation KillSwitch" seized the KillSec ransomware gang's data leak site and servers, led to three arrests, and identified a 16-year-old as the group's alleged administrator. [...]
> Oracle Linux 9 Kernel Significant Patch Notification ELSA-2026-72623
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:
> Oracle Linux 9 ELSA-2026-72663 expat Important Out-of-Bounds Fix
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:
> Critical Cisco Catalyst SD-WAN Zero-Day Under Active Exploitation
Vulnerability in Cisco Catalyst SD-WAN Manager allows an unauthenticated, remote attacker to access systems with admin privileges
> Oracle Linux 9 ELSA-2026-73512 gawk Moderate Buffer Overflow Issues
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:
> Oracle Linux 9 pki-core Important ACLFilter Vulnerability ELSA-2026-73766
The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:
> Police Shut Down KillSec Ransomware, Identify Alleged Teen Leader
Police took control of KillSec’s leak site and secured at least 110 terabytes of data stolen from victims. The post Police Shut Down KillSec Ransomware, Identify Alleged Teen Leader appeared first on SecurityWeek.
> Ubuntu KCoreAddons Important Shell Escape Exec CVE-2026-41526 USN-8857-1
KCoreAddons could be made to run programs as your login if it received specially crafted input.
> AI policy circles targeted in China-linked phishing operation
Cybersecurity firm Proofpoint said TA419 impersonated officials and AI industry figures in an effort to gain access to cloud accounts held by U.S. think tank, university and legal-sector experts. The post AI policy circles targeted in China-linked phishing operation appeared first on CyberScoop.
> Shadow AI explained: The work shortcut that could leak your company’s secrets
An AI shortcut can send confidential work data beyond your company’s control. Here’s how to get the benefits without taking unnecessary risks.
> MI5 warns UK academics their research may have helped Chinese spies
Institutions told to trace who is really financing their work or risk falling foul of national security law
> The Day-One Hole in Zero Trust Architecture
Zero Trust can verify users once they are established, but onboarding creates a gap where organizations must decide who to trust before strong authentication exists. Specops explains why identity verification should begin before credentials, MFA methods, and access are issued. [...]
> Insights from the 2026 Microsoft Digital Defense Report 
Read highlights from the 2026 Microsoft Digital Defense Report, which reflects a security environment that continues to grow more interconnected. The post Insights from the 2026 Microsoft Digital Defense Report  appeared first on Microsoft Security Blog.
> Preparing governments for an era of interconnected cyber risk
According to this year’s Microsoft Digital Defense Report, government agencies and services were the sector most impacted by cyber threats in 2026, accounting for 27% of observed activity, up from 17% in 2025. The post Preparing governments for an era of interconnected cyber risk appeared first on M...