AUGUST 30, 2026
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Case File

CVE-2026-53689

HIGH · CVSS 7.1 EPSS 0.21% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-10 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.1. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-53689
Severity
HIGH
CVSS
7.1
EPSS
0.21%

Original NVD Description

libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This occurs in libnfs_zdr_string in lib/libnfs-zdr.c.