HomeCVE Intelligence › CVE-2026-23111
CVSS 8.0 HIGH 🔴 ACTIVELY EXPLOITED Vulnerability

CVE-2026-23111: One-Character Linux Kernel Flaw Enables Local Root Access, Exploits Now Public

Security researchers have published a detailed, working exploit for a Linux kernel use-after-free that lets an unprivileged local user escalate to root and break out of a container. The flaw, CVE-2026-23111, sits in the…

8.0CVSS Score
HIGHSeverity
NOCISA KEV
VulnerabilityImpact Type

📋 Vulnerability Details

CVE IDCVE-2026-23111
VendorThe Hacker News
Affected ProductThreat Intelligence
Vulnerability TypeVulnerability
CVSS Score8.0 (HIGH)
Actively Exploited✅ Yes
Patch StatusSee Vendor Advisory →
Reported ByCYBERDUDEBIVASH SENTINEL APEX Intelligence (via thehackernews)

🔬 Technical Analysis

Security researchers have published a detailed, working exploit for a Linux kernel use-after-free that lets an unprivileged local user escalate to root and break out of a container. The flaw, CVE-2026-23111, sits in the kernel's nf_tables packet-filtering code and was patched upstream on February 5, 2026. Exodus Intelligence released its full technical walkthrough on June 8, and it is not even

📚 Advisory References

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