Fedora 42 : bind9-next (2026-bcc66a29da)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-bcc66a29da advisory. Update to 9.21.20 rhbz2440560 Security Fixes: - Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. CVE-2026-1519 - Fi...

Fedora 43 : bind9-next (2026-a6efefa854)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-a6efefa854 advisory. Update to 9.21.20 rhbz2440560 Security Fixes: - Fix unbounded NSEC3 iterations when validating referrals to unsigned delegations. CVE-2026-1519 - Fi...

Excessive NSEC3 iterations cause high CPU load during insecure delegation validation

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Ubuntu: Security Advisory (USN-8124-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-8124-1 bind9 vulnerabilities

Samy Medjahed discovered that Bind incorrectly handled insecure delegation validation. A remote attacker could possibly use this issue to cause excessive NSEC3 iterations, consuming CPU resources, and leading to a denial of service. CVE-2026-1519 Vitaly Simonovich discovered that Bind incorrectly...

USN-8124-1: Bind vulnerabilities

Samy Medjahed discovered that Bind incorrectly handled insecure delegation validation. A remote attacker could possibly use this issue to cause excessive NSEC3 iterations, consuming CPU resources, and leading to a denial of service. CVE-2026-1519 Vitaly Simonovich discovered that Bind incorrectly...

CVE-2026-1519 Excessive NSEC3 iterations cause high CPU load during insecure delegation validation

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries see:...

CVE-2026-1519

Impact: BIND 9 DNSSEC resolvers may consume excessive CPU when validating DNSSEC in a malicious zone. Affected product: BIND 9 series (versions 9.11.0–9.16.50, 9.18.0–9.18.46, 9.20.0–9.20.20, 9.21.0–9.21.19, plus 9.11.3-S1–9.16.50-S1, 9.18.11-S1–9.18.46-S1, and 9.20.9-S1–9.20.20-S1). Root cause: ...

CVE-2026-1519 Excessive NSEC3 iterations cause high CPU load during insecure delegation validation

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries see:...

CVE-2026-1519

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries see:...

TGT2Admin-

🎭 RBCDExploit - Resource-Based Constrained Delegation Attack...

Security Considerations for Artificial Intelligence Agents

This article, a lightly adapted version of Perplexity's response to NIST/CAISI Request for Information 2025-0035, details our observations and recommendations concerning the security of frontier AI agents. These insights are informed by Perplexity's experience operating general-purpose agentic...

Execution Is the New Attack Surface: Survivability-Aware Agentic Crypto Trading with OpenClaw-Style Local Executors

OpenClaw-style agent stacks turn language into privileged execution: LLM intents flow through tool interception, policy gates, and a local executor. In parallel, skill marketplaces such as skills.sh make capability acquisition as easy as installing skills and CLIs, creating a growing capability...

EulerOS 2.0 SP13 : libxml2 (EulerOS-SA-2026-1288)

According to the versions of the libxml2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in the libxml2 library. This uncontrolled resource consumption vulnerability occurs when processing XML catalogs that contain...

denkair-lab

DenkAir - Windows AD Pentesting Lab A comprehensive Windows A...

Understanding Human-AI Collaboration in Cybersecurity Competitions

Capture-the-Flag CTF competitions are increasingly becoming a testbed for evaluating AI capabilities at solving security tasks, due to the controlled environments and objective success criteria. Existing evaluations have focused on how successful AI is at solving CTF challenges in isolation from...

Exploit for Improper Certificate Validation in Microsoft

CVE-2022-26923 – Certifried Exploit AD CS Abuse Automatisat...

UBUNTU-CVE-2025-59024

Crafted delegations or IP fragments can poison cached delegations in Recursor...

CVE-2025-59024

PowerDNS Recursor (CVE-2025-59024; also related CVE-2025-59023) is affected by cache-pollution vulnerabilities due to insufficient validation of delegation information. The issue can poison cached delegations in Recursor, with CVSS ~6.5 (Network, High impact on integrity; Availability low) as per...

PowerDNS Recursor（pdns_recursor） 安全漏洞

PowerDNS Recursor pdnsrecursor is a domain name resolution server developed by the Dutch company PowerDNS. There is a security vulnerability in PowerDNS Recursor, which stems from the possibility of custom delegation or IP fragments contaminating cached delegation data...