CVE-2026-21388

CVE-2026-21388 affects Mattermost Plugins versions

This fake Windows support website delivers password-stealing malware

A fake Microsoft support website is tricking people into downloading what looks like a normal Windows update. Instead, it installs malware designed to steal passwords, payment details, and account access. Because the file looks legitimate and avoids detection, it can slip past both users and...

NULL Pointer Dereference When Processing a Delta CRL

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Potential Use-after-free in DANE Client Code

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Heap Buffer Overflow in Hexadecimal Conversion

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CVE-2026-34721

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4...

CVE-2026-34721

Zammad (web-based helpdesk) has a CSRF vulnerability in the OAuth callback endpoints for external credentials (Microsoft, Google, Facebook). Prior to versions 7.0.1 and 6.5.4, these endpoints do not validate the CSRF state parameter, enabling potential CSRF-like behavior in the OAuth flow. The is...

CVE-2026-34721 Zammad has Cross-site request forgery (CSRF) in OAuth callback endpoints

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4...

CVE-2026-34721 Zammad has Cross-site request forgery (CSRF) in OAuth callback endpoints

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4...

CVE-2026-34721 Zammad has Cross-site request forgery (CSRF) in OAuth callback endpoints

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4...

Russian hacking group targets home and small office routers to spy on users

British security officials found that a group linked to the Russian military is spying on users of compromised Small Office/Home Office SOHO routers in a broad cyber espionage campaign. A Microsoft blog goes into the technical details of these attacks. The group, which we’ll refer to as APT28, bu...

Anthropic's Claude Mythos Finds Thousands of Zero-Day Flaws Across Major Systems

Artificial Intelligence AI company Anthropic announced a new cybersecurity initiative called Project Glasswing that will use a preview version of its new frontier model, Claude Mythos , to find and address security vulnerabilities. The model will be used by a small set of organizations, including...

PT-2026-31418

Name of the Vulnerable Software and Affected Versions Zammad versions prior to 7.0.1 and prior to 6.5.4 Description The OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This could allow an attacker to potentially compromise...

Microsoft MMC MSC EvilTwin - Local Admin Creation

!/usr/bin/env python3 Exploit Title: Microsoft MMC MSC EvilTwin - Local Admin Creation Date: 2025-11-22 Author: Mohammed Idrees Banyamer Author Country: Jordan GitHub: https://github.com/mbanyamer Vendor Homepage: https://www.microsoft.com Software Link: N/A built-in Windows component - mmc.exe...

CVE-2026-39361

OpenObserve is a cloud-native observability platform. In 0.70.3 and earlier, the validateenrichmenturl function in src/handler/http/request/enrichmenttable/mod.rs fails to block IPv6 addresses because Rust's url crate returns them with surrounding brackets e.g. "::1" not "::1". An authenticated...

Russia Hacked Routers to Steal Microsoft Office Tokens

Hackers linked to Russia's military intelligence units are using known flaws in older Internet routers to mass harvest authentication tokens from Microsoft Office users, security experts warned today. The spying campaign allowed state-backed Russian hackers to quietly siphon authentication tokens...

CVE-2026-1078

An arbitrary file-write vulnerability in Pega Browser Extension PBE affects Pega Robotic Automation version 22.1 or R25 users who are running automations that work with Google Chrome or Microsoft Edge. A bad actor could create a website that includes malicious code. The vulnerability could occur ...

Util-linux: util-linux: access control bypass due to improper hostname canonicalization

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PT-2026-30846

An arbitrary file-write vulnerability in Pega Browser Extension PBE affects Pega Robotic Automation version 22.1 or R25 users who are running automations that work with Google Chrome or Microsoft Edge. A bad actor could create a website that includes malicious code. The vulnerability could occur ...

Iran-Linked Password-Spraying Campaign Targets 300+ Israeli Microsoft 365 Organizations

An Iran-nexus threat actor is suspected to be behind a password-spraying campaign targeting Microsoft 365 environments in Israel and the U.A.E. amid ongoing conflict in the Middle East. The activity, assessed to be ongoing, was carried out in three distinct attack waves that took place on March 3...