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CVEs

CVE-2026-85880

exploited in the wild☆ pin
CVSS
7.8
Reports
23
First seen
Sep 8, 2026
Last seen
Sep 23, 2026
Affected product

Microsoft Windows

Associated actors

UNK_DoubleCheck ×4UNK_LateNight ×4UTA0560 ×3UTA0565 ×3JungleBamboo ×3UNK_QuietRacket ×3APT31 ×3ShinyHunters ×1China-aligned espionage groups (BlueMoon campaign) ×1GoldFactory ×1OpenAI agents (malicious swarm) ×1APT29 ×1UNC3569 ×1

Recent reports

Critical

Chinese Threat Actor UTA0565 Exploits Chrome-Windows Zero-Day Chain to Deploy CLEANGULP Malware

The Hacker NewsCritical

Volexity discovers China-aligned UTA0565 exploiting Chrome and Windows zero-days

CyberScoopCritical

Fake Websites Used to Deploy Chrome & Windows 0-Day Exploits by Chinese APT

VolexityHigh

Microsoft September 2026 Security Updates: 978 Vulnerabilities Patched

NICS TaiwanHigh

September Patch Tuesday haul includes 973 CVEs

Sophos NewsCritical

China-Linked Hackers Exploit Chrome-Windows Zero-Day Chain to Deploy GRIMWEDGE Backdoor

The Hacker NewsHigh

Weekly Recap: AI Agents in Attacks, RubyGems Compromise, WeChat Worm, PaperCut Exploitation

The Hacker NewsMedium

Weekly Threat Intelligence Report – 14 September 2026

Check Point ResearchCritical

BlueMoon exploit kit chains Windows and Chrome zero-days in state-sponsored campaigns

Bleeping ComputerCritical

Chinese espionage groups exploit zero-day chain targeting browsers and Windows

CyberScoopCritical

Chinese espionage groups exploit BlueMoon zero-day chain targeting browsers and Windows

Proofpoint Threat InsightCritical

Chinese Threat Actors UTA0560 and JungleBamboo Chain Chrome & Windows Zero-Days in Coordinated Campaigns

VolexityCritical

BlueMoon Exploit Kit Chains Chrome and Windows Flaws, Deployed by Four Espionage Groups Within Days

The Hacker NewsHigh

Microsoft Patches Record 974 Flaws Including Two Actively Exploited Windows Zero-Days

The Hacker NewsHigh

Microsoft September 2026 Security Updates: Multiple Vulnerabilities with Active Exploitation

GovCERT.HKMedium

Microsoft Monthly Security Update – September 2026

HKCERTHigh

Microsoft Releases September 2026 Security Updates

JPCERT/CC AlertsHigh

Microsoft Discloses 974 Vulnerabilities Including Two Actively Exploited Zero-Days

CyberScoopHigh

Microsoft posts nearly 1,000 bugs for Patch Tuesday as CISA warns two being exploited

The Record (Recorded Future News)High

Microsoft Patch Tuesday September 2026 — 973 vulnerabilities including 113 critical

Cisco TalosHigh

Microsoft Patches Nearly 1,000 Vulnerabilities in Record Patch Tuesday

KrebsOnSecurityHigh

Microsoft September 2026 Security Advisory – Multiple Products Affected (AV26-896)

Canadian Centre AlertsHigh

CISA Adds Four Known Exploited Vulnerabilities to Catalog

CISA Advisories

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