WVS Blog
Analyses, incidents, and practical tips from the cyber security field
News Roundup • Aug 13, 2025

PS1Bot malvertising delivers multi‑stage, in‑memory modules

Cisco Talos details a modular PowerShell/C# framework focused on stealth and in‑memory execution to reduce forensic artifacts and persist on hosts. Read more on THN.

Zoom (CVE‑2025‑49457) and Xerox push critical fixes

Untrusted search path in Windows clients enables privilege escalation; update Zoom Workplace/Rooms/SDK to ≥ 6.3.10. Xerox FreeFlow Core also receives security updates. Details on THN.

Fortinet: FortiSIEM RCE (CVE‑2025‑25256) exploited in the wild

OS command injection (CVSS 9.8) impacts several FortiSIEM branches; migrate/upgrade to fixed releases immediately. Advisory via THN.

Microsoft Patch Tuesday: 111 fixes including Kerberos zero‑day

Release includes 16 Critical and 92 Important severity issues across the portfolio. Prioritize Kerberos and Exchange hybrid items. Summary at THN.

[Your pick] Cybernews headline

Source: Cybernews

Two‑to‑three sentence summary in your own words. Link to the original: Read on Cybernews.

OWASP Top 10 2025 – what changed and how to prepare

Category: AppSec • 5 min read

A concise overview of the most important updates and a practical checklist for teams improving their testing workflows.

API security: testing gRPC and GraphQL in CI/CD

Category: API • 6 min read

How to automate tests for modern APIs and reduce false positives with regression checks.

Incident post‑mortem: SSRF via metadata endpoint

Category: Cloud • 7 min read

A practical example of SSRF exploitation and mitigation in cloud environments, including detection signals.