RefluXFS - Vulnerability

Threat entity extracted from intelligence sources

Frequency
6
occurrences
First Seen
July 22, 2026
Last Seen
July 23, 2026

RefluXFS is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 6 intelligence report mentions.

RefluXFS is a vulnerability tracked across 1 threat cluster and 6 intelligence report mentions on ThreatCluster. First observed July 22, 2026; most recent activity July 23, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • CVE-2026-64600: RefluXFS Linux Privilege Escalation — Socprime · July 23, 2026
  • Linux XFS has a decade — Csoonline · July 23, 2026
  • Critical RefluXFS vulnerability allows local privilege escalation on XFS filesystems — Feeds.4Sysops · July 23, 2026
  • Linux Kernel Flaw Exposes 16 Million RHEL Systems to Silent Root Takeover — Techtimes · July 23, 2026
  • New RefluXFS Linux flaw lets attackers gain root privileges — Bleepingcomputer · July 23, 2026
  • RefluXFS Linux Kernel Vulnerability Lets Attackers Gain Root Access — Cybersecuritynews · July 22, 2026

Related Entities

Zero-day Exploit Debian SuSE Ubuntu CVE-2016-5195 CVE-2026-46242 CVE-2026-64600 CWE-269 - Improper Privilege Management Cwe-362 - Race Condition T1068 - Exploitation for Privilege Escalation AlmaLinux Amazon Linux 2

Frequently asked questions

What is RefluXFS?

RefluXFS is a vulnerability tracked by ThreatCluster, appearing in 1 threat cluster built from 6 intelligence report mentions.

Is RefluXFS still active?

The most recent intelligence report mentioning RefluXFS on ThreatCluster is dated July 23, 2026. Activity was first observed July 22, 2026, giving a tracked span from then to July 23, 2026.

What is RefluXFS associated with?

Across ThreatCluster reporting, RefluXFS most frequently co-occurs with Zero-day Exploit, Debian, SuSE, Ubuntu, CVE-2016-5195, among 12 tracked related entities.

What are the latest developments involving RefluXFS?

The most significant recent cluster is “Critical RefluXFS Flaw Exposes Millions of Linux Systems to Root Takeover” (12 articles · Updated July 23, 2026). RefluXFS appears across 1 threat cluster in total, listed above with sources.

How much reporting does ThreatCluster have on RefluXFS?

RefluXFS appears in 6 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown