MiniPlasma: a Windows SYSTEM privilege escalation believed patched in 2020 (CVE-2020-17103) is still fully working on every patched Windows 11. Once again, security researcher Chaotic Eclipse has released a proof-of-concept exploit for a new Windows privilege escalation zero-day called MiniPlasma,…
Microsoft discloses Exchange zero-day with no patch yet available
Microsoft has disclosed a zero-day vulnerability that affects Exchange Server 2016, 2019, and Subscription Edition. This vulnerability would give bad actors an opportunity to run arbitrary code remotely on the Exchange server. Although Microsoft has not issued any patches for this security vulnerability, they…
OpenAI rotates certificates after TanStack supply chain attack hits employee devices
OpenAI has confirmed that two employee devices were compromised in the recent TanStack npm supply chain attack, prompting the company to rotate code-signing certificates and require macOS users to update their applications by 12 June. In a security advisory published this week, the company…
Attackers accessed, downloaded code from Grafana Labs’ GitHub
A threat actor has managed to access Grafana Labs’ GitHub environment and download the company’s codebase, the open-source observability and data visualization firm announced on Sunday. The breach is significant given Grafana Labs’ widespread use across enterprise engineering and DevOps…
Critical Marimo RCE Flaw Could Let Attackers Execute Malicious Code Remotely
A newly disclosed critical vulnerability in the Marimo Python notebook framework is raising serious alarms across the cybersecurity community, as it allows attackers to execute arbitrary commands remotely, without authentication. Tracked as CVE-2026-39987, the flaw exposes a WebSocket endpoint that can…
Hackers Hide PureLogs Infostealer in PawsRunner Loader
Threat actors are increasingly hiding malware inside seemingly harmless files, and a new campaign shows just how effective this tactic has become. The attack begins with a phishing email carrying a TXZ archive attachment. Disguised as an urgent invoice, the…
An AI-generated phishing attack on myself: How Cybercriminals Use ChatGPT and Similar Tools
A phishing attack that is frighteningly well tailored to me. The tone is right, the context fits, and details from my professional environment are correctly referenced. For a brief moment, everything appears credible. But I ask myself: Where does this…
1 Million WordPress Sites Affected by Avada Builder File Read and SQL Injection Flaws
A widely used WordPress plugin powering over one million websites has been hit by two serious vulnerabilities that could allow attackers to steal sensitive data and access server files. Security researchers warn that the flaws in the Avada Builder plugin could…
CISA Warns of Microsoft Exchange Server Vulnerability Exploited in Attacks
CISA has issued a fresh warning about a newly disclosed Microsoft Exchange Server vulnerability that is already being exploited in real-world attacks, raising concerns for organizations relying on on-premises email infrastructure. The flaw CVE-2026-42897 is a cross-site scripting (XSS) vulnerability affecting…
Grafana Confirms Breach After Hackers Claim They Stole Data
Grafana appears to have been targeted by Coinbase Cartel, a cybercrime group linked to ShinyHunters, Scattered Spider, and Lapsus$. The post Grafana Confirms Breach After Hackers Claim They Stole Data appeared first on SecurityWeek. This article has been indexed from…
201 arrested in INTERPOL disruption of phishing and fraud networks
Operation Ramz, a cybercrime initiative coordinated by INTERPOL across the MENA region, focused on disrupting phishing campaigns, malware activity, and cyber scams that caused substantial financial losses across the region. The operation resulted in the arrest of 201 individuals and…
MiniPlasma Windows 0-Day Enables SYSTEM Privilege Escalation on Fully Patched Systems
Chaotic Eclipse, the security researcher behind the recently disclosed Windows flaws, YellowKey and GreenPlasma, has released a proof-of-concept (PoC) for a Windows privilege escalation zero-day flaw that grants attackers SYSTEM privileges on fully patched Windows systems. Codenamed MiniPlasma, the vulnerability…
Pre-Stuxnet Fast16 Malware Tampered with Nuclear Weapons Simulations
A new analysis of the Lua-based fast16 malware has confirmed that it was a cyber sabotage tool designed to tamper with nuclear weapons testing simulations. According to Broadcom-owned Symantec and Carbon Black teams, the pre-Stuxnet tool was engineered to corrupt…
Bank of England, FCA and Treasury Raise Alarm Over Frontier AI
The UK’s financial authorities have set expectations for the sector on cybersecurity and operational resilience This article has been indexed from www.infosecurity-magazine.com Read the original article: Bank of England, FCA and Treasury Raise Alarm Over Frontier AI
OpenAI Considers Legal Action As Apple Relationship Sours
ChatGPT developer reportedly feels Apple failed to hold up its end of bargain as expected exposure, subscriptions fail to materialise This article has been indexed from Silicon UK Read the original article: OpenAI Considers Legal Action As Apple Relationship Sours
OtterCookie Malware Steals Dev Secrets, SSH Keys, Cloud Credentials, and Tokens
A newly analyzed malware strain, OtterCookie, is emerging as a serious threat to developers, quietly harvesting sensitive data from active workstations in real time. Unlike earlier assumptions, OtterCookie is not a variant of BeaverTail but a separate Node. js-based remote…
n8n Security Flaws Could Let Attackers Achieve Remote Code Execution
A set of critical vulnerabilities in the popular workflow automation platform n8n has raised serious security concerns, with researchers warning that attackers could chain multiple flaws to achieve full remote code execution (RCE) on affected systems. The issues, disclosed in…
EVs Dominate China Vehicle Sales Amid Oil Price Shock
Surging petrol prices drive EVs to take nine of 10 best-seller spots in world’s biggest car and EV market, as Tesla sales sag This article has been indexed from Silicon UK Read the original article: EVs Dominate China Vehicle Sales…
Fast16 Malware Sabotages Nuclear Test Simulations by Altering Data
A newly analyzed cyber-espionage framework called Fast16 has revealed one of the most precise and covert sabotage operations ever uncovered targeting nuclear weapons simulations by silently manipulating critical test data. Researchers confirm that the malware didn’t just infiltrate systems it…
AI Companies’ London Office Space Jumps Tenfold
Office space leased by AI firms in capital rises to 450,000 sq ft in surprise jump, amid sustained boom in sector This article has been indexed from Silicon UK Read the original article: AI Companies’ London Office Space Jumps Tenfold
Experts warn of active exploitation of critical NGINX flaw CVE-2026-42945
A critical NGINX flaw (CVE-2026-42945) is actively exploited, allowing crashes or possible code execution via malicious HTTP requests. A critical vulnerability in NGINX Plus and NGINX Open, tracked as CVE-2026-42945 (CVSS v4 score of 9.2), is already being actively exploited…
New Windows ‘MiniPlasma’ Zero-Day Let Attackers Gain SYSTEM Access – PoC Released
A critical Windows privilege escalation zero-day vulnerability dubbed “MiniPlasma” has emerged with a public proof-of-concept exploit that allows attackers to achieve SYSTEM-level privileges on fully patched Windows systems. Security researcher Nightmare-Eclipse released the weaponized exploit on GitHub on May 13,…
Microsoft Confirms Windows 11 Update Fails With Error 0x800f0922
Microsoft has officially acknowledged a critical installation failure affecting its May 2026 Patch Tuesday cumulative update for Windows 11, KB5089549, leaving users stranded with error code 0x800f0922 and, in some cases, additional errors 0x80240069 and 0x80240031. The known issue was…
A week in security (May 11 – May 17)
A list of topics we covered in the week of May 11 to May 17 of 2026 This article has been indexed from Malwarebytes Read the original article: A week in security (May 11 – May 17)