[cleangulp]

September 24, 2026

• UTA0565 ran the Chrome-to-Windows chain as zero-days on 3–4 September. Volexity attributes attacks combining CVE-2026-85046 and CVE-2026-87491 in Chrome with Windows ALPC flaw CVE-2026-85880 — the BlueMoon exploit kit — delivered from fake sites imitating China Digital Times and the Center for American Progress in emails to Asian government entities. The payload, CLEANGULP, supports shell, process listing, file upload/download and beacon object file execution, and beacons to a domain typosquatting theconversation.com. Volexity assesses the kit is shared across multiple Chinese operators (The Hacker News). · Threat Activity

in The Exploit Is Public, the Ubuntu Patch Isn't

September 22, 2026

Delivery Through the Trust Layer: GPO, a Signed Driver, and Valid npm Provenance

PAYLOAD ransomware achieved full Windows impact through a Group Policy Object at the domain root, eliminating the need for binary encryption or persistence. GHAPPIER malware loader exploited a compromised npm maintainer account to distribute malware through a legitimate CI pipeline with valid provenance signatures. Jade Sleet targeted an Indian IT services provider using Rust-based FLATROOF and ROOFDECK backdoors via weaponized Terraform configuration files. Three unpatched Linux kernel vulnerabilities (CVE-2025-39964, CVE-2026-53266, CVE-2025-39682) now have exploitation in the wild and CISA's remediation deadline has passed.