Security Briefs
Page 95 of 111.
Alerts tracked
2651
Security flaws we track for Upstate SC businesses.
Known exploited
504
On CISA’s list of vulnerabilities attackers are actively using. Patch these first.
New exploited this month
60
Fresh additions to that CISA list since the first of the month.Feeds last synced Aug 23, 2026, 6:00 AM UTC.
Showing page 95 (24 alerts) of 2651.
Microsoft Windows Improper Privilege Management Vulnerability
Microsoft Windows is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21533). Microsoft Windows Remote Desktop Services contains an improper privilege management vulnerability that could allow an authorized attacker to elevate privileges locally. CISA remediation due date: 2026-03-03. If you need help checking exposure, call (864) 335-9223.
Microsoft Windows NULL Pointer Dereference Vulnerability
Microsoft Windows is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21525). Microsoft Windows Remote Access Connection Manager contains a NULL pointer dereference that could allow an unauthorized attacker to deny service locally. CISA remediation due date: 2026-03-03. If you need help checking exposure, call (864) 335-9223.
Microsoft Windows Type Confusion Vulnerability
Microsoft Windows is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21519). Microsoft Desktop Windows Manager contains a type confusion vulnerability that could allow an authorized attacker to elevate privileges locally. CISA remediation due date: 2026-03-03. If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability
Microsoft Office is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21514). Microsoft Office Word contains a reliance on untrusted inputs in a security decision vulnerability that could allow an authorized attacker to elevate privileges locally. CISA remediation due date: 2026-03-03. If you need help checking exposure, call (864) 335-9223.
Microsoft MSHTML Framework Protection Mechanism Failure Vulnerability
Microsoft Windows is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21513). Microsoft MSHTML Framework contains a protection mechanism failure vulnerability that could allow an unauthorized attacker to bypass a security feature over a network. CISA remediation due date: 2026-03-03. If you need help checking exposure, call (864) 335-9223.
Microsoft Windows Shell Protection Mechanism Failure Vulnerability
Microsoft Windows is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21510). Microsoft Windows Shell contains a protection mechanism failure vulnerability that could allow an unauthorized attacker to bypass a security feature over a network. CISA remediation due date: 2026-03-03. If you need help checking exposure, call (864) 335-9223.
SmarterTools SmarterMail Missing Authentication for Critical Function Vulnerability
SmarterTools SmarterMail is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-24423). SmarterTools SmarterMail contains a missing authentication for critical function vulnerability in the ConnectToHub API method. This could allow the attacker to point the SmarterMail instance to a malicious HTTP server which serves the malicious OS command and could lead to command execution. CISA remediation due date: 2026-02-26. If you need help checking exposure, call (864) 335-9223.
SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability
SolarWinds Web Help Desk is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-40551). SolarWinds Web Help Desk contains a deserialization of untrusted data vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication. CISA remediation due date: 2026-02-06. If you need help checking exposure, call (864) 335-9223.
Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability
Ivanti Endpoint Manager Mobile (EPMM) is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-1281). Ivanti Endpoint Manager Mobile (EPMM) contains a code injection vulnerability that could allow attackers to achieve unauthenticated remote code execution. CISA remediation due date: 2026-02-01. PremierePC tracks KEV alerts for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.
Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability
Fortinet Multiple Products is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-24858). Fortinet FortiAnalyzer, FortiManager, FortiOS, and FortiProxy contain an authentication bypass using an alternate path or channel that could allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices. CISA remediation due date: 2026-01-30. If you need help checking exposure, call (864) 335-9223.
SmarterTools SmarterMail Authentication Bypass Using an Alternate Path or Channel Vulnerability
SmarterTools SmarterMail is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-23760). SmarterTools SmarterMail contains an authentication bypass using an alternate path or channel vulnerability in the password reset API. The force-reset-password endpoint permits anonymous requests and fails to verify the existing password or a reset token when resetting system administrator accounts. This could allow an unauthenticated attacker to supply a target administrator username and a new password to reset the account, resulting in full administrative compromise of the SmarterMail instance. CISA remediation due date: 2026-02-16. If you need help checking exposure, call (864) 335-9223.
Microsoft Office Security Feature Bypass Vulnerability
Microsoft Office is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-21509). Microsoft Office contains a security feature bypass vulnerability in which reliance on untrusted inputs in a security decision in Microsoft Office could allow an unauthorized attacker to bypass a security feature locally. Some of the impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version. CISA remediation due date: 2026-02-16. If you need help checking exposure, call (864) 335-9223.
SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability
SmarterTools SmarterMail is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-52691). SmarterTools SmarterMail contains an unrestricted upload of file with dangerous type vulnerability that could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution. CISA remediation due date: 2026-02-16. If you need help checking exposure, call (864) 335-9223.
Linux Kernel Integer Overflow Vulnerability
Linux Kernel is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2018-14634). Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their privileges on the system. CISA remediation due date: 2026-02-16. If you need help checking exposure, call (864) 335-9223.
Broadcom VMware vCenter Server Out-of-bounds Write Vulnerability
Broadcom VMware vCenter Server is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2024-37079). Broadcom VMware vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol. This could allow a malicious actor with network access to vCenter Server to send specially crafted network packets, potentially leading to remote code execution. CISA remediation due date: 2026-02-13. If you need help checking exposure, call (864) 335-9223.
Cisco Unified Communications Products Code Injection Vulnerability
Cisco Unified Communications Manager is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-20045). Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P), Cisco Unity Connection, and Cisco Webex Calling Dedicated Instance contain a code injection vulnerability that could allow the attacker to obtain user-level access to the underlying operating system and then elevate privileges to root. CISA remediation due date: 2026-02-11. If you need help checking exposure, call (864) 335-9223.
Microsoft Windows Information Disclosure Vulnerability
Microsoft Windows is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-20805). Microsoft Windows Desktop Windows Manager contains an information disclosure vulnerability that allows an authorized attacker to disclose information locally. CISA remediation due date: 2026-02-03. If you need help checking exposure, call (864) 335-9223.
Hewlett Packard Enterprise (HPE) OneView Code Injection Vulnerability
Hewlett Packard Enterprise (HPE) OneView is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-37164). Hewlett Packard Enterprise (HPE) OneView contains a code injection vulnerability that allows a remote unauthenticated user to perform remote code execution. CISA remediation due date: 2026-01-28. If you need help checking exposure, call (864) 335-9223.
Microsoft Office PowerPoint Code Injection Vulnerability
Microsoft Office is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2009-0556). Microsoft Office PowerPoint contains a code injection vulnerability that allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an invalid index value that triggers memory corruption. CISA remediation due date: 2026-01-28. If you need help checking exposure, call (864) 335-9223.
WatchGuard Firebox Out of Bounds Write Vulnerability
WatchGuard Firebox is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-14733). WatchGuard Fireware OS iked process contains an out of bounds write vulnerability in the OS iked process. This vulnerability may allow a remote unauthenticated attacker to execute arbitrary code and affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. CISA remediation due date: 2025-12-26. If you need help checking exposure, call (864) 335-9223.
SonicWall SMA1000 Missing Authorization Vulnerability
SonicWall SMA1000 appliance is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-40602). SonicWall SMA1000 contains a missing authorization vulnerability that could allow for privilege escalation appliance management console (AMC) of affected devices. CISA remediation due date: 2025-12-24. If you need help checking exposure, call (864) 335-9223.
Cisco Multiple Products Improper Input Validation Vulnerability
Cisco Multiple Products is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-20393). Cisco Secure Email Gateway, Secure Email, AsyncOS Software, and Web Manager appliances contains an improper input validation vulnerability that allows threat actors to execute arbitrary commands with root privileges on the underlying operating system of an affected appliance. CISA remediation due date: 2025-12-24. If you need help checking exposure, call (864) 335-9223.
Fortinet Multiple Products Improper Verification of Cryptographic Signature Vulnerability
Fortinet Multiple Products is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-59718). Fortinet FortiOS, FortiSwitchMaster, FortiProxy, and FortiWeb contain an improper verification of cryptographic signature vulnerability that may allow an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML message. Please be aware that CVE-2025-59719 pertains to the same problem and is mentioned in the same vendor advisory. Ensure to apply all patches mentioned in the advisory. CISA remediation due date: 2025-12-23. If you need help checking exposure, call (864) 335-9223.
Apple Multiple Products Use-After-Free WebKit Vulnerability
Apple Multiple Products is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-43529). Apple iOS, iPadOS, macOS, and other Apple products contain a use-after-free vulnerability in WebKit. Processing maliciously crafted web content may lead to memory corruption. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing. CISA remediation due date: 2026-01-05. If you need help checking exposure, call (864) 335-9223.