Latest Cybersecurity News & Insights

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Critical NetScaler Vulnerability Exploited in Attacks

Tracked as CVE-2026-19490, the authentication bypass flaw has been exploited in the wild since at least September 3. The post Critical NetScaler Vulnerability Exploited in Attacks appeared first on SecurityWeek.

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Widened Scan Turns Up Fourth Rogue Claude Cyber Incident

Anthropic is most concerned about Claude Mythos 5’s reckless behavior after recent incidents in which real systems were hacked. The post Widened Scan Turns Up Fourth Rogue Claude Cyber Incident appeared first on SecurityWeek.

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CISA Flags Exploited Cisco, Citrix, Fortinet Flaws, Sets Sept. 12 Federal Patch Deadline

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added three flaws, each impacting Cisco, Citrix, and Fortinet, to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the patches by September 12, 2026. The vulnerabilities are listed below - CVE-2026-20079 (CVSS score: 10.0) - An authentication

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Organizations Warned of Cisco Secure FMC Exploitation

Cisco and CISA have flagged exploitation of CVE-2026-20079, a vulnerability disclosed in March 2026. The post Organizations Warned of Cisco Secure FMC Exploitation appeared first on SecurityWeek.

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Nearly 1 in 10 Exposed LiteLLM Gateways Accepted the Example "sk-1234" Admin Key

Nearly one in ten of the internet-facing LiteLLM servers that Wiz Research scanned in February accepted sk-1234, the example admin key in LiteLLM's own setup guide. LiteLLM is an open-source AI gateway, the software a company puts between its applications and the model providers it pays for. That key is the gateway's administrator credential. Anyone who holds it can read every

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New ‘ShieldCrash’ Zero-Day Exploit Targets Microsoft Defender

The exploit provides full System privileges on Windows machines running the September 2026 patches. The post New ‘ShieldCrash’ Zero-Day Exploit Targets Microsoft Defender appeared first on SecurityWeek.

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Fortinet Code Execution Flaw Exploited in PivotC2 RAT Attacks

The high-severity, unauthenticated vulnerability tracked as CVE-2025-25249 was patched in January 2026. The post Fortinet Code Execution Flaw Exploited in PivotC2 RAT Attacks appeared first on SecurityWeek.

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Webinar: Learn How to Answer “Are We Exposed?” Faster After a New CVE

A major vulnerability is disclosed. The alert lands immediately. Then comes the harder question: Are we actually exposed? For many security teams, answering that means jumping between vulnerability scanners, endpoint tools, cloud inventories, SBOMs, repositories, and application data to build enough context to act. As AI accelerates vulnerability discovery and research, that delay matters more

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Chrome 153 Patches Seventh Zero-Day of 2026

The Chrome update includes 230 security fixes, and users are advised to update their browsers as soon as possible. The post Chrome 153 Patches Seventh Zero-Day of 2026 appeared first on SecurityWeek.

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Chrome V8 Zero-Day Exploited in the Wild Enables Code Execution Inside Sandbox

Google on Thursday released updates to patch 230 security vulnerabilities, including one that has come under active exploitation in the wild. The medium-severity vulnerability, assigned the CVE identifier CVE-2026-87491 (CVSS score: N/A), has been described as an out-of-bounds bug in V8, Chrome's JavaScript and WebAssembly engine. "Out-of-bounds write in V8 in Google Chrome prior to

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F5 BIG-IP APM Malware Injects a PHP Web Shell Into Memory, Evading Disk Scans

Malware linked to break-ins at F5 BIG-IP Access Policy Manager appliances hides a PHP web shell in memory instead of in a file on disk, Sophos said in an analysis published on September 7. When Apache loads any of the three appliances' own PHP scripts, the malware adds the web shell to the copy held in memory, so a check of the file on disk can come back clean. Those three scripts are

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Researcher Drops New Microsoft Defender PoC Showing ShieldBreak Patch Can Be Bypassed

The security researcher known as Chaotic Eclipse has dropped a proof-of-concept (PoC) for yet another zero-day in Microsoft Defender. The vulnerability, codenamed ShieldCrash, is assessed to be a patch bypass for CVE-2026-69414 (CVSS score: 7.8), also called ShieldBreak, which the researcher reported last month. "Microsoft has failed to properly patch ShieldBreak CVE-2026-69414," Chaotic

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SAP Patches CVSS 10.0 Kernel Flaw Enabling Unauthenticated Remote Code Execution

SAP has released security updates to address multiple vulnerabilities, including a maximum-severity flaw in SAP Extended Passport (EPP) Processing that could have a severe impact on the confidentiality, integrity, and availability of the application The vulnerability, tracked as CVE-2026-44756 (CVSS score: 10.0), has been described as a case of memory corruption. Discovered and reported by SAP

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

Microsoft on Tuesday broke Patch Tuesday records by addressing an earth-shattering 974 vulnerabilities spanning its software portfolio, including two flaws that it said have been actively exploited in the wild. These include 723 flaws in Windows, 111 in Office and Office 2016, 62 in SQL, and 22 in Developer Tools. Of these, over 110 shortcomings have been assigned a critical severity rating.

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N-able N-central Pre-Auth RCE Flaw Exploited in the Wild

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a maximum-severity security flaw impacting N-able N-central to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by September 11, 2026. The vulnerability in question is CVE-2026-86218 (CVSS score: 10.0), which has been described as a

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Microsoft Patches Record 974 Vulnerabilities, Including Two Exploited Zero-Days

The record-breaking September security update fixes two exploited privilege-escalation zero-days and 20 potentially wormable vulnerabilities. The post Microsoft Patches Record 974 Vulnerabilities, Including Two Exploited Zero-Days appeared first on SecurityWeek.

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Adobe Patches Over 170 Vulnerabilities, Including Commerce Zero-Day

Tracked as CVE-2026-75650, the exploited defect allows unauthenticated attackers to execute arbitrary code. The post Adobe Patches Over 170 Vulnerabilities, Including Commerce Zero-Day appeared first on SecurityWeek.

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SAP Patches Critical Extended Passport Processing Vulnerability

Affecting the SAP kernel code, the flaw allows unauthenticated, remote attackers to run arbitrary commands, recover secrets, and modify data. The post SAP Patches Critical Extended Passport Processing Vulnerability appeared first on SecurityWeek.

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WeChat Zero-Click Worm Took Over Accounts on iPhone and Android via Incoming Calls

Researchers at the security firm Calif have built a worm that takes over a WeChat account via an incoming call and demonstrated it spreading among three test phones. The person being called does not have to answer or touch their phone for it to work, but the caller must already be one of their WeChat contacts. Calif reported the flaw to Tencent in July and says the company has since

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N-able Patches Critical Zero-Day in N-central

Administrators are advised to check their deployments for newly created user accounts they don’t recognize. The post N-able Patches Critical Zero-Day in N-central appeared first on SecurityWeek.