Unbound - Vulnerability

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
November 4, 2025
Last Seen
June 15, 2026

Related Threat Clusters

  • Critical Vulnerabilities in dnsmasq Expose Systems to DoS and Code Execution Risks

    Multiple vulnerabilities have been identified in dnsmasq, an open-source DNS and DHCP server, affecting various Linux distributions, including Ubuntu. The vulnerabilities, tracked as CVE-2026-2291, CVE-2026-4890,…

    37 articles · Updated May 13, 2026
  • SUSE OpenSSL Update Addresses Out-of-Bounds Vulnerability CVE-2025-9230

    SUSE has released updates for OpenSSL addressing an important out-of-bounds read and write vulnerability identified as CVE-2025-9230. This affects both openssl-1_0_0 and openssl-3-livepatches, with specific patch…

    25 articles · Updated November 18, 2025
  • Spamhaus Launches Free and Commercial DNS Firewall Services

    On June 15, 2026, Spamhaus announced the availability of both free and commercial DNS Firewall services. The free service offers access to DNS Response Policy Zones (RPZ) to block IPs associated with malicious…

    2 articles · Updated June 15, 2026
  • Unbound Domain Hijack Vulnerability and Fix

    A vulnerability in Unbound was identified that could allow remote attackers to hijack domains by sending specially crafted network traffic. The issue was discovered by researchers Yuxiao Wu, Yunyi Zhang, Baojun Liu, and…

    3 articles · Updated December 2, 2025

Recent Intelligence Reports

  • DNS Response Policy Zones | Free (DNS Firewall) — www.spamhaus.com · June 15, 2026
  • USN-8282-1: Unbound vulnerabilities — Ubuntu · May 20, 2026
  • SUSE: Unbound Moderate Domain Hijacking Threat CVE-2025-11411 2025:4134 — Linuxsecurity · November 18, 2025
  • USN-7855-1: Unbound vulnerability — Ubuntu · November 4, 2025

CVSS v3.1 Breakdown