Malicious code in pydefender (PyPI)

Source: kam193 a1e2cc2d94eff74e302118c35c34f87e76175fe507facbe21c29883960c8223e setup.py is prepared to download and run an obfuscated batch script. While the script is not detected by any AV currently, in the sandbox analysis it reveals behaviour like adding exclusions to Windows Defender ---...

Malicious code in piedefender (PyPI)

Source: kam193 f8a30e991bd97073c50a9cdabb10842f2c5ae074c46fcd0aeff5d7917d4b56fa setup.py is prepared to download and run an obfuscated batch script. While the script is not detected by any AV currently, in the sandbox analysis it reveals behaviour like adding exclusions to Windows Defender ---...

Malicious code in lib-defender (PyPI)

--- Credit: OpenSSF source...

Malicious code in easyreg (PyPI)

Source: kam193 2897582bf6c0c29d4fc679ee338263019a8a5d5bcb66b5ae2c59454d6c967d6a The package pretends to be a development helper but, in fact, downloads a remote executable. Dynamic analysis reveals actions like disabling Windows Defender and interest in cryptocurrencies as well as using Telegram ...

CVE-2026-46415

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

CVE-2026-46415 Caddy Defender trusted proxy client IP bypass

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

EUVD-2026-45975

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

CVE-2026-46415 Caddy Defender trusted proxy client IP bypass

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

CVE-2026-46415

The CVE-2026-46415 issue affects the Caddy Defender plugin for Caddy, prior to version 0.10.1. Defender evaluated blocking decisions using r.RemoteAddr (the immediate peer), which could be a trusted proxy in deployments behind proxies/CDNs/load balancers, allowing clients from blocked IP ranges t...

CVE-2026-46415

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used "r.RemoteAddr" when evaluating whether a request should be blocked. "RemoteAddr" is the address of the immediate pee...

CVE-2026-46415 Caddy Defender trusted proxy client IP bypass

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

Microsoft Defender for Endpoint for Mac Privilege Escalation

The vulnerability of Microsoft Defender for Endpoint for Mac is related to synchronization errors when using a shared resource “Race Situation”. Exploiting this vulnerability can allow an attacker to increase their privileges...

CVE-2026-46415: Improper Access Control

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

How Jailbreak Attacks Inform Safety Alignment: A Defender-Centric, Shapley-Based Evaluation of Jailbreak Contributions

Jailbreak attacks on large language models are usually evaluated by attacker-centric metrics such as attack success rate ASR, yet an attack that breaks a model is not necessarily useful for improving its safety. We propose a defender-centric view of jailbreak evaluation, where attacks are evaluat...

Adaptive Incident Prioritization for Security Operations at Scale

Large security operations centers SOCs often face hundreds of active incidents per day, creating substantial cognitive and operational demands for analysts. Analysts must quickly decide which incidents deserve attention within long, constantly changing queues, yet incidents are commonly ordered b...

CVE-2026-58644: Microsoft SharePoint Server Unauthenticated Remote Code Execution Vulnerability Exploited in the Wild

Overview On July 14, 2026, Microsoft published a security advisory addressing CVE-2026-58644, a critical remote code execution RCE vulnerability affecting on-premises Microsoft SharePoint Server deployments. The vulnerability, which carries a CVSS v3.1 score of 9.8 Critical, results from the...

Microsoft Defender for Endpoint for Mac Access Control Unauthorized Access

The vulnerability of Microsoft Defender for Endpoint for Mac is related to deficiencies in access control for personal information. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

Unpacking the AsyncAPI npm supply chain compromise and import-time payload delivery

In this article 1. Attack chain overview 2. How the attack started: GitHub Actions pwn request 3. Mitigation and protection guidance 4. Learn more On July 14, 2026, Microsoft Threat Intelligence identified a coordinated supply chain compromise of the @asyncapi npm organization, a widely used set ...

Unpacking the AsyncAPI npm supply chain compromise and import-time payload delivery

In this article 1. Attack chain overview 2. How the attack started: GitHub Actions pwn request 3. Mitigation and protection guidance 4. Learn more On July 14, 2026, Microsoft Threat Intelligence identified a coordinated supply chain compromise of the @asyncapi npm organization, a widely used set ...

Turning threat intelligence into decisive action with Defender Experts

In this article 1. Upstream: See the campaign before it reaches you 1. In your environment: Follow the threat everywhere it moves 2. See it live at Black Hat USA Security teams have never had more visibility, yet rarely have they felt more uncertain. Signal pours in from endpoints, identities,...