CVE-2026-66787 Lighthouse: lighthouse: cross-cluster dns spoofing via unvalidated endpointslice and serviceimport ips

A flaw was found in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes. This vulnerability stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can exploit this by creating EndpointSlices with...

CVE-2026-70465

A buffer copy without checking size of input 'classic buffer overflow' vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.11 may allow an unauthenticated attacker in a position to alter or craft DNS responses to the targeted host to execute...

New NatJack Attacks Hijack TCP Sessions and Spoof DNS by Manipulating NAT Tables

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation NAT connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT tables. Presented at Black Hat USA 2026, the research found...

Oracle Linux 9 : ELSA-2026-50108-0: / ldns (ELSA-2026-501080)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-501080 advisory. 1.7.1-12.1 - Fix CVE-2026-10846: DNS response spoofing via missing address/port/TXID and question section validation RHEL-210701 Tenable has extracted the...

ldns security update

1.7.1-12.1 - Fix CVE-2026-10846: DNS response spoofing via missing address/port/TXID and question section validation RHEL-210701...

unbound: Unbound: Insecure DNS redirection via spoofed DNS answers

A flaw in Unbound's respip module fails to verify the security status of incoming DNS answers when using response-ip rules or RPZ files. A remote attacker can exploit this by spoofing DNS answers to bypass DNSSEC protections and trigger unauthorized rewrites, redirecting clients to unintended...

CVE-2026-9085

Incorrect Permission Assignment for Critical Resource, Improper Access Control vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-Parental-Control allows DNS Spoofing. This issue affects Pardus-Parental-Control: from =0.5.1 before 0.7.0...

EUVD-2026-41765

Incorrect Permission Assignment for Critical Resource, Improper Access Control vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus-Parental-Control allows DNS Spoofing. This issue affects Pardus-Parental-Control: from =0.5.1 before 0.7.0...

Apache ZooKeeper: Apache ZooKeeper: Impersonation of servers or clients via reverse DNS spoofing

A flaw was found in Apache ZooKeeper. The ZKTrustManager component's hostname verification process can fall back to reverse DNS PTR lookup when IP Subject Alternative Name SAN validation fails. This vulnerability allows an attacker who can control or spoof PTR records to impersonate ZooKeeper...

PT-2026-52079

Name of the Vulnerable Software and Affected Versions Mastodon versions prior to 4.5.10 Mastodon versions prior to 4.4.17 Mastodon versions prior to 4.3.23 Description When using Ruby versions older than 3.4, the PrivateAddressCheck.private address? function incorrectly returns false for...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : ldns vulnerability (USN-8449-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8449-1 advisory. Pablo Ruiz discovered that ldns did not properly validate DNS responses when used as a stub resolver...

Apache ZooKeeper: Apache ZooKeeper: Impersonation of servers or clients via reverse DNS spoofing

A flaw was found in Apache ZooKeeper. The ZKTrustManager component's hostname verification process can fall back to reverse DNS PTR lookup when IP Subject Alternative Name SAN validation fails. This vulnerability allows an attacker who can control or spoof PTR records to impersonate ZooKeeper...

Apache ZooKeeper: Apache ZooKeeper: Impersonation of servers or clients via reverse DNS spoofing

A flaw was found in Apache ZooKeeper. The ZKTrustManager component's hostname verification process can fall back to reverse DNS PTR lookup when IP Subject Alternative Name SAN validation fails. This vulnerability allows an attacker who can control or spoof PTR records to impersonate ZooKeeper...

GHSA-Q9W8-CF67-R238 OpenClaw: macOS Tailnet DNS Spoofing & Credential Exfiltration

Summary macOS Wide-Area Discovery Accepts Arbitrary Tailnet Peer as DNS Authority and Exfiltrates Operator Credentials Current Maintainer Triage - Status: narrow - Normalized severity: medium - Assessment: Real shipped macOS discovery steering bug, but exploitation needs same-tailnet position, a...

OpenClaw: macOS Tailnet DNS Spoofing & Credential Exfiltration

Summary macOS Wide-Area Discovery Accepts Arbitrary Tailnet Peer as DNS Authority and Exfiltrates Operator Credentials Current Maintainer Triage - Status: narrow - Normalized severity: medium - Assessment: Real shipped macOS discovery steering bug, but exploitation needs same-tailnet position, a...

EulerOS Virtualization 2.12.0 : avahi (EulerOS-SA-2026-1473)

According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in Avahi-daemon, which relies on fixed source ports for wide-area DNS queries. This issue simplifies attacks where...

EulerOS Virtualization 2.10.0 : avahi (EulerOS-SA-2026-1549)

According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them...

CVE-2026-1490

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS PTR record spoofing on the 'checkWithoutToken' function in all versions up to, and including, 6.71. This makes it...

CVE-2026-1490 Spam protection, Honeypot, Anti-Spam by CleanTalk <= 6.71 - Authorization Bypass via Reverse DNS (PTR record) Spoofing to Unauthenticated Arbitrary Plugin Installation

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS PTR record spoofing on the 'checkWithoutToken' function in all versions up to, and including, 6.71. This makes it...

EUVD-2026-5835

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS PTR record spoofing on the 'checkWithoutToken' function in all versions up to, and including, 6.71. This makes it...