Stone-Knight Security

STONE-KNIGHT SECURITY

Morning Muster Daily cyber threat brief · CESAR feed
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Updated 2026-09-06 11:02 UTC
Articles: 96 · Sources: 8
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🌍 Global Ransomware Heatmap 2602 victims · last 90d · top: US

Critical CVEs & Vulnerabilities 18 items

The Hacker News2026-09-05 20:14 UTC
Attackers are exploiting a new unpatched vulnerability in Magento Open Source and Adobe Commerce that lets them run malicious code on an online store's server without logging in, Dutch e-commerce security company Sansec said in an advisory published on September 5. Sansec, which discovered the flaw and named it…
The Hacker News2026-09-05 16:05 UTC
Broadcom has released security updates for two security flaws impacting VMware Workstation and Fusion, including one critical bug that could result in arbitrary code execution under certain conditions. The vulnerability, tracked as CVE-2026-59346 (CVSS score: 9.3), is an integer-overflow vulnerability that a local…
SecurityWeek2026-09-05 13:00 UTC
Tracked as CVE-2026-32475 (CVSS score of 9.8), the bug described as an arbitrary file upload issue in the function that handles form submissions. The post Elementor Pro WordPress Plugin Vulnerability Exploited to Hack Sites appeared first on SecurityWeek .
The Hacker News2026-09-05 07:31 UTC
Threat actors are exploiting the newly disclosed PaperCut flaws to facilitate credential theft in attacks targeting the education sector in the U.S. and Europe. The Arctic Wolf Adversary Research Team said it observed attackers exploiting CVE-2026-81578 and CVE-2026-82078 – an authentication bypass and remote code…
SecurityWeek2026-09-04 16:11 UTC
Nearly two dozen issues, tracked collectively as CVE-2026-73749 (CVSS score of 9.8), were addressed with the updates. The post HPE Patches Critical RCE Vulnerabilities in AOS-CX appeared first on SecurityWeek .
SecurityWeek2026-09-04 13:23 UTC
Tracked as CVE-2026-9586, the unauthenticated SQL injection flaw can be exploited remotely for arbitrary code execution. The post Sangoma Switchvox Vulnerabilities Exploited in the Wild appeared first on SecurityWeek .
Bleeping Computer2026-09-04 13:22 UTC
An anonymous security researcher who uses the "Nightmare Eclipse" handle released a CrowdStrike Falcon zero-day exploit named "FalconFlank" that lets attackers escalate privileges on up-to-date Windows systems. [...]
SecurityWeek2026-09-04 12:06 UTC
Dubbed PostGREShell, CVE-2026-6471 turns low-level replication access into code execution, permanent superuser privileges and a persistent database backdoor. The post 12-Year-Old PostgreSQL Vulnerability Enables Database, Server Takeover appeared first on SecurityWeek .
SecurityWeek2026-09-04 11:31 UTC
Google’s Chrome 152 security update resolves 12 vulnerabilities, including a high-severity type confusion flaw in the V8 engine. The post Google Patches 6th Chrome Zero-Day of 2026 appeared first on SecurityWeek .
The Hacker News2026-09-04 08:48 UTC
Threat actors are exploiting two critical security flaws in WordPress plugins Super Forms and Elementor Pro, according to findings from Wordfence. The vulnerabilities in question are - CVE-2026-14894 (CVSS score: 9.8) - A missing file type validation vulnerability in Super Forms – Drag & Drop Form Builder that allows…
CISA KEV2026-09-04 00:00 UTC
Added to KEV 2026-09-04. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or…
CISA KEV2026-09-02 00:00 UTC
Added to KEV 2026-09-02. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or…
CISA KEV2026-09-02 00:00 UTC
Added to KEV 2026-09-02. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or…

Active Threats & Malware 6 items

The Hacker News2026-09-06 08:34 UTC
Elastic Security Labs has documented four previously unreported programs associated with REVSTEALER, an emerging Windows information stealer, that remain on an infected machine after the stealer deletes itself. One of them switches off Windows Update and Microsoft Defender before running a cryptocurrency miner. The…
The Hacker News2026-09-04 15:57 UTC
Microsoft is alerting of a "high-volume phishing campaign" that's using invisible Unicode tag characters to bypass email filters. "Instead of using these characters to hide instructions from people while exposing them to AI models, the attacker used them to split financial lure words such as 'funding' to prevent…
The Hacker News2026-09-04 14:51 UTC
A previously undocumented Linux toolkit has been found compiled directly into the trojanized HAProxy load balancers of two South Korean organizations, where it intercepted web traffic and served altered pages to selected visitors. The attackers named the implant ted in debug strings left in the binary. It is not a…
Dark Reading2026-09-03 19:42 UTC
In this video conversation, Dark Reading editors discuss some of the news they didn't get a chance to cover, from the latest antics of ShinyHunters to new research about the prevalence (or lack thereof) of AI-generated malware.

Data Breaches 12 items

The Hacker News2026-09-06 09:32 UTC
Attackers are exploiting MikroTik routers with their Secure Shell (SSH) remote-access service, which is reachable from the internet, to gain full administrative control without authentication, according to CERT Polska's attack warning, published on September 5. Successful attacks date to at least September 2. The…
The Hacker News2026-09-05 16:52 UTC
JetBrains is urging Cadence users to revoke and rotate all credentials following a security incident last month in which unidentified threat actors exploited a recently disclosed critical vulnerability in TeamCity to breach its own environment. "Cadence users should immediately revoke or rotate all credentials and…
The Hacker News2026-09-05 14:17 UTC
Hardware wallet manufacturer Trezor on Friday disclosed that another 67,000 customers from the U.S. have been impacted in a breach at its shipping provider ShipMonk. The exposed information includes customer names, email addresses, phone numbers, shipping addresses, and order numbers between November 2019 and August…
Bleeping Computer2026-09-05 11:11 UTC
OpenAI admits it did not disclose an incident where autonomous AI agents hijacked a German wiki, created 18,000 posts, shared answers, and bypassed restrictions, saying it treated the activity as model "misalignment" rather than a security breach. [...]
SecurityWeek2026-09-04 16:07 UTC
The Daybreak initiative will provide subsidized AI cyber capabilities, training and technical assistance, though OpenAI has disclosed few details about costs and eligibility. The post OpenAI Pledges $1 Billion to Bring Frontier AI to Critical Infrastructure Defenders appeared first on SecurityWeek .
Krebs on Security2026-08-27 11:04 UTC
Authorities in Australia have arrested two men believed to be members of TeamPCP, a prolific cybercrime and data extortion group blamed for perpetrating the longest running spree of software supply chain attacks ever. In a statement released today, the Australian Federal Police (AFP) said two unnamed suspects from…
Krebs on Security2026-07-13 15:03 UTC
The Cybersecurity and Infrastructure Security Agency (CISA) has issued a postmortem on a data leak in which a contractor published dozens of internal CISA credentials -- including AWS Govcloud keys -- in a public GitHub repository for almost six months before being notified by KrebsOnSecurity. Experts say the gaps…

Tools & Research 18 items

Dark Reading2026-09-04 15:57 UTC
Frontier AI models have already demonstrated they can autonomously — and in some cases, inadvertently — conduct end-to-end compromises, but the situation will become more urgent very soon.
Recorded Future2026-09-04 15:42 UTC
The U.S. Department of Justice and the U.K.'s National Crime Agency and Crown Prosecutor signed a memorandum to cooperate on cases involving Southeast Asian scam operations.
Bleeping Computer2026-09-04 14:01 UTC
Passkeys eliminate many password-based attacks, but researchers have documented 39 methods for compromising authentication built around them. Token explains how attackers can abuse authentication prompts, synced credentials, enrollment, recovery, and other trust boundaries without breaking FIDO2 cryptography. [...]
Recorded Future2026-09-04 12:34 UTC
In a joint advisory released Thursday, the G7 Cyber Security Working Group and the U.S. Cybersecurity and Infrastructure Security Agency, CISA, said organizations should begin moving to post-quantum cryptography now.
SecurityWeek2026-09-04 11:55 UTC
Catch promises the capabilities of a trusted executive assistant, with built-in controls governing what data and systems it can access. The post Catch Raises $5 Million for AI Executive Assistant With Guardrails appeared first on SecurityWeek .

📺 NetworkChuck Cliff Notes

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