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4sysops
4sysops.com > archives > russian-hackers-use-owareaper-to-keep-microsoft-owa-access-after-resets

Russian hackers use OWAReaper to keep Microsoft OWA access after resets – 4sysops

1+ mon, 2+ week ago   (24+ words) A Microsoft Outlook Web Access flaw is allowing the Russian-aligned TA488 group to establish mailbox access that survives password changes, browser restarts, an...

4sysops
4sysops.com > archives > critical-privilege-escalation-vulnerability-found-in-ubuntu-snap-confine

Critical privilege escalation vulnerability found in Ubuntu snap-confine – 4sysops

1+ mon, 3+ week ago   (25+ words) A high-severity local privilege escalation vulnerability, tracked as CVE-2026-8933, has been identified in the snap-confine component of Ubuntu’s snapd package....

4sysops
4sysops.com > archives > servicenow-cve-2026-6875-pre-auth-rce-now-exploited-in-the-wild

ServiceNow CVE-2026-6875 pre-auth RCE now exploited in the wild – 4sysops

1+ mon, 3+ week ago   (26+ words) CVE-2026-6875 is a critical pre-authentication code injection vulnerability in the ServiceNow AI Platform, a Platform-as-a-Service that organizations use to bui...

4sysops
4sysops.com > archives > 7-zip-26-02-patches-rce-flaw-triggered-by-malicious-xz-archives

7-Zip 26.02 patches RCE flaw triggered by malicious XZ archives – 4sysops

1+ mon, 3+ week ago   (26+ words) 7-Zip version 26.02 addresses a remote code execution vulnerability tracked as CVE-2026-14266 that stems from a heap-based buffer overflow when processing speci...

4sysops
4sysops.com > archives > gigawiper-backdoor-merges-multiple-malware-families-for-disk-destruction

GigaWiper backdoor merges multiple malware families for disk destruction – 4sysops

2+ mon, 3+ day ago   (20+ words) Microsoft Threat Intelligence has identified GigaWiper, a sophisticated Golang-based backdoor that integrates components from three distinct malware families. T...

4sysops
4sysops.com > archives > fbi-and-google-dismantle-netnut-proxy-botnet-hiding-in-smart-tvs

FBI and Google dismantle NetNut proxy botnet hiding in smart TVs – 4sysops

2+ mon, 1+ week ago   (26+ words) The FBI and Google coordinated a global operation to disrupt NetNut, a massive residential proxy network that co-opted over two million consumer devices. This n...

4sysops
4sysops.com > archives > unpatched-argo-cd-vulnerability-allows-remote-code-execution-and-cluster-takeover

Unpatched Argo CD vulnerability allows remote code execution and cluster takeover – 4sysops

2+ mon, 1+ week ago   (23+ words) Argo CD, a popular GitOps tool for automating software deployments to Kubernetes, contains an unpatched vulnerability in its repo-server component. Security res...

4sysops
4sysops.com > archives > citrix-patches-critical-netscaler-flaws-reminiscent-of-citrixbleed-vulnerability

Citrix patches critical NetScaler flaws reminiscent of CitrixBleed vulnerability – 4sysops

2+ mon, 1+ week ago   (23+ words) Citrix has released urgent security updates to address six vulnerabilities in NetScaler ADC and NetScaler Gateway appliances. The most severe flaws, including C...

4sysops
4sysops.com > archives > russian-hackers-exploit-unpatched-winrar-flaw-to-deploy-stealers

Russian hackers exploit unpatched WinRAR flaw to deploy stealers – 4sysops

3+ mon, 4+ day ago   (24+ words) Russian-aligned threat actors are actively exploiting a path traversal vulnerability in WinRAR to target organizations in Ukraine. The flaw, tracked as CVE-2025...

4sysops
4sysops.com > archives > anthropic-patches-claude-code-vulnerability-that-exposed-ci-cd-secrets

Anthropic patches Claude Code vulnerability that exposed CI/CD secrets – 4sysops

3+ mon, 1+ week ago   (23+ words) Microsoft researchers discovered a vulnerability in Anthropic’s Claude Code GitHub Action that allowed attackers to exfiltrate sensitive CI/CD secrets. While th...