VulnSocial

CVE-2026-4047Active Exploitation

MEDIUM

Exploitation ongoing with high activity in latest observed window (1 mentions)

Immediate actions

  • Patch affected systems immediately
  • Assume compromise if assets are exposed

Recommended action window: Immediate (within 24h)

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4.0/ 10 priority

Priority

MEDIUM

Exploitation

ACTIVE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Active exploitation appears in 4 classified signals
  • Patch or workaround signal is available
  • 4 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • Active exploitation reported across 4 signals
  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 4 signals
  • Peaked 2d ago at 2 mentions (2026-04-29); latest day: 1
  • 4 total mentions across 3 days

Deep dive

Activity timeline4 mentions / 3d
01122Mentions · 2026-04-29: 2Mentions · 2026-04-30: 1Mentions · 2026-05-01: 1Active Exploitation · 2026-04-29: 2Active Exploitation · 2026-04-30: 1Active Exploitation · 2026-05-01: 1Patch / Workaround · 2026-04-30: 1Technical Details · 2026-04-29: 2Technical Details · 2026-04-30: 1Technical Details · 2026-05-01: 104-2904-3005-01
Signal classification1 categories
Active Exploitation
4100.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-04-292
Active Exploitation2
2026-04-301
Active Exploitation1
2026-05-011
Active Exploitation1
Full discourse4 posts
  • Cybersecurity News Everyday@TweetThreatNews
    Active Exploitation

    Hackers exploited two auth bypass flaws (CVE-2026-3965 & CVE-2026-4047) in Qinglong task scheduler to deploy cryptominers via RCE starting Feb 7. Fix applied after initial mitigation proved insufficient. #Qinglong #RemoteExecution #China https://ift.tt/IQO6qTX

    Post summary

    Hackers used auth‑bypass flaws CVE‑2026‑3965 and CVE‑2026‑4047 in Qinglong to deploy cryptominers via remote code execution starting Feb 7, and a fix was applied after initial mitigation failed.

    00010174
    4.1K followersView on X
  • ThreatCluster@threatcluster
    Active Exploitation

    BREAKING: Hackers exploit Qinglong RCE flaws CVE-2026-3965 and CVE-2026-4047 to drop .fullgc cryptominer on task scheduler servers running version 2.20.1 and earlier. https://threatcluster.io/cluster/cryptomining-attacks-exploit-rce-vulnerabilities-in-qinglong-47f2a003

    Post summary

    The article reports that hackers are actively exploiting RCE vulnerabilities in Qinglong task scheduler servers to drop a cryptominer.

    1000037
    172 followersView on X
  • ThreadLinqs@threadlinqs
    Active Exploitation

    NEW THREAT INTEL: Qinglong Auth Bypass Chain to RCE - CVE-2026-3965 + CVE-2026-4047 (CVSS 9.3) chained for unauth RCE on Qinglong <= 2.20.1, dropping .fullgc cryptominer. 9 detections, 20 IOCs. https://intel.threadlinqs.com/#TL-2026-0441 #ThreatIntel #CyberSecurity #RCE #CVE https://t.co/PmenIBo9jX

    Post summary

    Threat intel reports that CVE‑2026‑3965 and CVE‑2026‑4047 are chained to enable unauthenticated RCE on Qinglong <= 2.20.1, with evidence of nine detections and 20 IOCs, signaling real‑world exploitation while no PoC or patch information is disclosed.

    0000048
    37 followersView on X
  • Archange Shadow@Archange_Shadow
    Active Exploitation

    🚨 BREAKING: #BreakingNews Hackers exploit two authentication bypass vulnerabilities in Qinglong open-source task scheduler for cryptomining on servers. CVE-2026-3965 &amp; CVE-2026-4047 enable unauthenticated RCE, deploying .fullgc miner causing 85-100% CPU usage. #Qinglong ... https://t.co/RM9TTPfDDJ

    Post summary

    Hackers are actively exploiting two authentication bypass CVEs in Qinglong, enabling unauthenticated RCE and deploying a cryptominer that brings CPU usage to 85‑100%.

    0000081
    385 followersView on X

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