Topic

CVSS 9.8: news, advisories and analysis

41 articlesUpdated 18 Sep 2026

CyberSecureToday covers CVSS 9.8 across 41 articles published between 14 Sep 2026 and 18 Sep 2026. The coverage includes 40 vulnerability advisories and 1 analysis or guidance piece. 40 advisories are rated critical or high severity, and 37 involve flaws listed in CISA's Known Exploited Vulnerabilities catalog.

Stories on CVSS 9.8 most often intersect with Active Exploitation, Remote Code Execution and Authentication Bypass, with Technology, Cloud & SaaS the most affected sector. The most recent story, “PTC Windchill & FlexPLM Critical RCE Flaw Weaponized in Active Espionage Attacks”, was published 18 Sep 2026. Every article is listed below, newest first, with the affected products, severity and remediation guidance in each piece.

Latest coverage

ThreatsCloud & SaaSCritical
PTC Windchill & FlexPLM Critical RCE Flaw Weaponized in Active Espionage Attacks
CISA orders emergency patching of PTC Windchill PLM vulnerability CVE-2026-12569 enabling unauthenticated remote code execution and CAD blueprint theft.
Priya Raman18 Sep 202612 min read
ThreatsCloud & SaaSCritical
Check Point Security Gateways Targeted in Zero-Day VPN Credential Theft Attacks
CISA orders emergency patching of Check Point Security Gateway flaw CVE-2026-50751 enabling unauthenticated perimeter VPN bypass and network takeover.
Priya Raman18 Sep 202612 min read
ThreatsCloud & SaaSCritical
Cisco Catalyst SD-WAN Manager Critical Directory Traversal Flaws Weaponized in Active Attacks
CISA orders emergency remediation of Cisco Catalyst SD-WAN Manager flaws CVE-2026-20262 and CVE-2026-20245 enabling remote administrative root takeover.
CST Editorial Desk18 Sep 202611 min read
ThreatsCloud & SaaSCritical
Splunk Enterprise Critical Authentication Bypass Flaw Exploited in Active Corporate Infiltration Attacks
CISA adds Splunk Enterprise vulnerability CVE-2026-20253 (CVSS 9.8) to KEV catalog following active exploitation targeting enterprise SIEM clusters.
Priya Raman18 Sep 202612 min read
ThreatsCloud & SaaSCritical
Ivanti Sentry Critical OS Command Injection Flaw Exploited in Perimeter Infiltration Attacks
CISA adds Ivanti Sentry vulnerability CVE-2026-10520 (CVSS 9.8) to KEV catalog following active zero-day exploitation against corporate mobile gateways.
CST Editorial Desk18 Sep 202611 min read
ThreatsCloud & SaaSCritical
Microsoft SharePoint Server Critical Deserialization & Auth Bypass Flaws Under Active Cyberattack
CISA orders federal agencies to patch critical Microsoft SharePoint vulnerabilities CVE-2026-58644 and CVE-2026-56164 enabling unauthenticated remote code execution.
Priya Raman18 Sep 202612 min read
ResearchCloud & SaaS
Langflow AI Pipeline Remote Code Execution Flaws Exploited in Enterprise LLM Deployments
CISA adds critical Langflow AI vulnerabilities CVE-2026-0770 and CVE-2026-55255 to KEV catalog as threat actors weaponize agentic pipeline execution flaws.
Aisha Noor18 Sep 202611 min read
ThreatsCloud & SaaSCritical
Adobe ColdFusion Critical Path Traversal Flaw CVE-2026-48282 Exploited in Active Attacks
CISA incorporates Adobe ColdFusion path traversal vulnerability CVE-2026-48282 (CVSS 9.8) into KEV catalog following active exploitation against enterprise application servers.
Mei-Lin Chen17 Sep 202614 min read
ThreatsCloud & SaaSCritical
WordPress Core Critical SQL Injection Flaw CVE-2026-60137 Exploited in Mass Web Attacks
CISA incorporates WordPress Core vulnerabilities CVE-2026-60137 and CVE-2026-63030 (CVSS 9.8) into KEV catalog following active in-the-wild web attacks.
CST Editorial Desk17 Sep 202614 min read
ThreatsCloud & SaaSCritical
SimpleHelp Remote Support Platform Critical Authentication Bypass CVE-2026-48558 in Active Attacks
CISA adds SimpleHelp remote support platform vulnerability CVE-2026-48558 (CVSS 9.8) to KEV catalog following active exploitation against enterprise networks.
Daniel Okafor17 Sep 202613 min read
ThreatsCloud & SaaSCritical
N-able N-central Critical Authentication Bypass CVE-2026-18577 Exploited in MSP Supply Chain Attacks
CISA adds N-able N-central vulnerability CVE-2026-18577 (CVSS 9.8) to KEV catalog following active in-the-wild exploitation against MSP management infrastructure.
Mei-Lin Chen17 Sep 202614 min read
ThreatsCloud & SaaSCritical
DD-WRT Gateway Firmware Stack Buffer Overflow CVE-2021-27137 Weaponized in Network Perimeter Attacks
CISA adds DD-WRT gateway vulnerability CVE-2021-27137 (CVSS 9.8) to KEV catalog following active weaponization by botnets targeting network perimeter routers.
Aisha Noor17 Sep 202613 min read
ThreatsCloud & SaaSCritical
Microsoft SQL Server Memory Corruption RCE Flaw Exploited in Database Infiltration Attacks
CISA adds Microsoft SQL Server vulnerability CVE-2019-1068 (CVSS 9.8) to KEV catalog following active in-the-wild exploitation against enterprise database clusters.
CST Editorial Desk17 Sep 202614 min read
ThreatsCloud & SaaSCritical
TrueConf Enterprise Server Authentication Bypass Flaw Weaponized to Access Communications
CISA mandates urgent remediation of TrueConf Server vulnerability CVE-2026-72529 (CVSS 9.8) exploited in the wild to bypass administrative access controls.
Priya Raman17 Sep 202612 min read
ThreatsCloud & SaaSCritical
Fortinet FortiSandbox Critical OS Command Injection Flaws CVE-2026-25089 & CVE-2026-39808 in Active Exploitation
CISA adds Fortinet FortiSandbox vulnerabilities CVE-2026-25089 and CVE-2026-39808 (CVSS 9.8) to KEV following active attacks against enterprise security fabrics.
Daniel Okafor17 Sep 202613 min read
ThreatsCloud & SaaSCritical
Acronis Backup Critical Privilege Flaw CVE-2026-87886 Exploited Against Cloud Hosting Servers
CISA adds Acronis Backup plugin vulnerability CVE-2026-87886 (CVSS 9.8) to its KEV catalog following active exploitation against cPanel and Plesk hosting infrastructure.
Priya Raman17 Sep 202610 min read
ThreatsCloud & SaaSCritical
Cisco Identity Services Engine Critical API Flaw Weaponized to Compromise Network Access
CISA orders emergency patching of Cisco Identity Services Engine vulnerability CVE-2026-76460 (CVSS 9.8) enabling unauthenticated remote network policy takeover.
Priya Raman17 Sep 202611 min read
ThreatsCloud & SaaSCritical
Google Pixel Cellular Modem Zero-Day Flaw Exploited in Targeted Mobile Attacks
CISA adds Google Pixel baseband modem flaw CVE-2026-58704 to its KEV catalog following active zero-day exploitation against high-value target devices.
Priya Raman16 Sep 202610 min read
ThreatsCloud & SaaSCritical
Microsoft SharePoint Server Critical Deserialization Flaw CVE-2026-50522 Exploited in Active Attacks
CISA adds Microsoft SharePoint Server deserialization flaw CVE-2026-50522 (CVSS 9.8) to its KEV catalog following active exploitation against enterprise document farms.
Priya Raman16 Sep 202611 min read
ThreatsCloud & SaaSCritical
Oracle E-Business Suite Critical Privilege Escalation Flaw CVE-2026-46817 Exploited in Enterprise Intrusions
CISA adds Oracle E-Business Suite privilege management flaw CVE-2026-46817 (CVSS 9.8) to its KEV catalog following active exploitation against cloud ERP deployments.
Priya Raman16 Sep 202611 min read
ThreatsCloud & SaaSCritical
Microsoft ADFS Cloud Identity Privilege Escalation Flaw CVE-2026-56155 Under Active Exploitation
CISA flags Microsoft Active Directory Federation Services vulnerability CVE-2026-56155 (CVSS 9.8) exploited in attacks forging SAML claims across hybrid Azure clouds.
Daniel Okafor16 Sep 202610 min read
ThreatsCloud & SaaSCritical
Arista VeloCloud SD-WAN Orchestrator Critical Command Injection Flaw CVE-2026-16812 Exploited in the Wild
CISA adds CVE-2026-16812 to KEV, warning of active exploitation targeting on-premise Arista VeloCloud SD-WAN Orchestrator management appliances.
Priya Raman16 Sep 202610 min read
ThreatsCloud & SaaSCritical
N-able N-central MSP Platform Authentication Bypass Flaw Weaponized in Perimeter Attacks
CISA mandates immediate remediation of CVE-2026-18556, an unauthenticated alternate path bypass in N-able N-central allowing full MSP administrative takeover.
Daniel Okafor16 Sep 20269 min read
ThreatsCloud & SaaSCritical
Metabase Business Intelligence SQL Injection Flaw Exploited to Breach Analytics Warehouses
CISA alerts enterprises to active exploitation of CVE-2026-72898, a critical SQL injection flaw in Metabase analytics dashboards allowing database exfiltration.
CST Editorial Desk16 Sep 20269 min read