CVE Vulnerability Advisory Database

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Showing 1–20 of 100 advisories (Page 1/5)
CVE-2026-764188.6/HIGHEPSS 0.8%CISA KEV
2026-10-28

Cisco ASA and FTD SSL VPN Remote Denial of Service Vulnerability (CVE-2026-76418)

[Affected Scope] Cisco ASA and FTD Software with Remote Access SSL VPN enabled and secondary authentication configured.

[Impact] Unauthenticated remote attackers can trigger an unexpected device reload, leading to a complete Denial of Service (DoS) of VPN services.

[Mitigation] Apply the latest security patches from Cisco immediately; review secondary authentication configurations if patching is delayed.

CVE-2026-765199.8/CRITICALEPSS 6.2%CISA KEV
2026-10-14

Cisco Secure Email Gateway AMP Arbitrary File Write and Root RCE Vulnerability (CVE-2026-76519)

[Affected Scope] All versions of Cisco Secure Email Gateway with Advanced Malware Protection (AMP) and File Reputation service enabled.

[Impact] An unauthenticated remote attacker can overwrite system files and execute arbitrary commands with root privileges by sending a crafted email attachment.

[Mitigation] Immediately apply the official AsyncOS security patches provided by Cisco. If patching is not possible, disable the AMP File Reputation feature as a temporary workaround.

CVE-2026-765049.8/CRITICALEPSS 38.9%CISA KEV
2026-09-30

Cisco Catalyst SD-WAN Manager Authentication Bypass and Admin Privilege Escalation (CVE-2026-76504)

[Affected Scope] Cisco Catalyst SD-WAN Manager (formerly vManage) software

[Impact] An unauthenticated, remote attacker can bypass authentication mechanisms and gain full administrative access to the system via crafted HTTP requests.

[Mitigation] Immediately apply the official security patches provided by Cisco and restrict access to management interfaces using ACLs.

CVE-2026-7646010.0/CRITICALEPSS 75.6%CISA KEV
2026-09-16

Cisco Identity Services Engine (ISE) Critical Authentication Bypass Vulnerability (CVE-2026-76460)

[Affected Scope] Cisco Identity Services Engine (ISE) web-based management interface and API endpoints.

[Impact] Unauthenticated remote attackers can gain full administrative access to the device by bypassing authentication controls.

[Mitigation] Apply the latest security patches from Cisco immediately and restrict access to management interfaces via ACLs.

CVE-2026-764619.8/CRITICALEPSS 40.2%CISA KEV
2026-09-14

Cisco Secure Email Gateway (AsyncOS) SQL Injection to Remote Code Execution (RCE) Vulnerability (CVE-2026-76461)

[Affected Scope] All Cisco Secure Email Gateway appliances running vulnerable versions of Cisco AsyncOS Software.

[Impact] An unauthenticated remote attacker can execute arbitrary commands with root privileges by sending a crafted email, leading to full system compromise.

[Mitigation] Immediately apply the official security patches provided by Cisco and monitor for signs of exploitation.

CVE-2026-203498.6/HIGHEPSS 1.0%CISA KEV
2026-08-11

Cisco ASA and FTD SSL VPN Remote Denial of Service Vulnerability (CVE-2026-20349)

[Affected Scope] Cisco Secure Firewall ASA and FTD Software with Remote Access SSL VPN service enabled

[Impact] Unauthenticated, remote attackers can cause an unexpected device reload, leading to a complete Denial of Service (DoS) condition

[Mitigation] Immediately upgrade to the patched software versions recommended in the Cisco Security Advisory

CVE-2026-203165.3/MEDIUMEPSS 35.1%CISA KEV
2026-07-29

Cisco Secure Firewall Management Center (FMC) Static Credentials Vulnerability (CVE-2026-20316)

[Affected Scope] Web interface of Cisco Secure Firewall Management Center (FMC) Software

[Impact] Unauthenticated remote attackers can log in using hardcoded low-privileged credentials to access sensitive data, which can be chained with other flaws to escalate privileges

[Mitigation] Apply the official Cisco security updates immediately and restrict public internet access to the FMC management interface

CVE-2026-202626.5/MEDIUMEPSS 29.1%CISA KEV
2026-06-15

Cisco Catalyst SD-WAN Manager Arbitrary File Creation and Overwrite Vulnerability (CVE-2026-20262) Advisory

[Affected Scope] Web UI and API endpoints of Cisco Catalyst SD-WAN Manager (formerly SD-WAN vManage)

[Impact] An authenticated remote attacker can create or overwrite arbitrary files on the filesystem, potentially leading to root privilege escalation

[Mitigation] Immediately apply the official Cisco security patches and monitor unauthorized API requests and file upload activities

CVE-2026-202457.8/HIGHEPSS 25.3%CISA KEV
2026-06-04

Cisco Catalyst SD-WAN CLI Input Validation Vulnerability Leading to Root Privilege Escalation (CVE-2026-20245)

[Affected Scope] Cisco Catalyst SD-WAN Controller (formerly vSmart), Manager (formerly vManage), and Validator (formerly vBond)

[Impact] An authenticated, local attacker with netadmin privileges can execute arbitrary commands as root and push unauthorized configuration changes to edge devices

[Mitigation] Immediately upgrade to the fixed software versions recommended by Cisco and verify the configuration integrity of all managed edge devices.

CVE-2026-202308.6/HIGHEPSS 88.5%CISA KEV
2026-06-03

Cisco Unified Communications Manager (Unified CM) SSRF and Privilege Escalation Vulnerability (CVE-2026-20230)

[Affected Scope] Cisco Unified Communications Manager (Unified CM) and Session Management Edition (Unified CM SME) with WebDialer service enabled

[Impact] Unauthenticated remote attackers can perform SSRF, write arbitrary files to the underlying OS, and subsequently escalate privileges to root

[Mitigation] Apply official Cisco security patches immediately, or disable the WebDialer service as a temporary workaround

CVE-2026-2018210.0/CRITICALEPSS 91.8%CISA KEV
2026-05-14

Cisco Catalyst SD-WAN Peering Authentication Bypass Vulnerability (CVE-2026-20182)

[Affected Scope] Cisco Catalyst SD-WAN Controller (formerly vSmart), Manager (formerly vManage), and Validator (formerly vBond)

[Impact] Unauthenticated remote attackers can bypass authentication to obtain administrative privileges and manipulate the SD-WAN fabric configuration via NETCONF

[Mitigation] Apply official security patches immediately, and perform system checks on control connections as a temporary measure

CVE-2026-2013110.0/CRITICALEPSS 44.4%CISA KEV
2026-03-04

Cisco Secure Firewall Management Center (FMC) Insecure Deserialization Vulnerability (CVE-2026-20131, CVSS 10.0) - Remote Code Execution and Root Privilege Escalation

[Affected Scope] Web-based management interface of Cisco Secure Firewall Management Center (FMC) Software.

[Impact] Unauthenticated, remote attackers can execute arbitrary Java code with root privileges by sending crafted serialized Java objects.

[Mitigation] Apply official Cisco security patches immediately and restrict public internet access to the FMC management interface.

CVE-2026-2007910.0/CRITICALEPSS 88.7%CISA KEV
2026-03-04

Cisco Secure Firewall Management Center (FMC) Authentication Bypass and Root RCE Vulnerability (CVE-2026-20079)

[Affected Scope] Web-based management interface of Cisco Secure Firewall Management Center (FMC) Software

[Impact] Unauthenticated remote attackers can bypass authentication and execute scripts to obtain full root access to the underlying operating system

[Mitigation] Immediate application of official security patches and restriction of management interface access via ACLs

CVE-2026-201337.5/HIGHEPSS 35.3%CISA KEV
2026-02-25

Cisco Catalyst SD-WAN Software Information Disclosure Vulnerability (CVE-2026-20133)

[Affected Scope] Network devices and virtual appliances running Cisco Catalyst SD-WAN Software

[Impact] Attackers can bypass file system restrictions via vshell access to read sensitive underlying operating system information

[Mitigation] Apply the official Cisco security patches immediately and restrict vshell/CLI access privileges

CVE-2026-201287.5/HIGHEPSS 8.3%CISA KEV
2026-02-25

Cisco Catalyst SD-WAN Manager Data Collection Agent (DCA) Credential Exposure Vulnerability (CVE-2026-20128)

[Affected Scope] Cisco Catalyst SD-WAN Manager releases prior to 20.18

[Impact] Unauthenticated, remote attackers can retrieve the DCA password file via crafted HTTP requests and gain unauthorized DCA user privileges

[Mitigation] Immediately upgrade Cisco Catalyst SD-WAN Manager to release 20.18 or later

CVE-2026-2012710.0/CRITICALEPSS 87.6%CISA KEV
2026-02-25

Cisco Catalyst SD-WAN Authentication Bypass and Admin Privilege Escalation (CVE-2026-20127) Critical Security Advisory

[Affected Scope] Cisco Catalyst SD-WAN Controller (formerly vSmart), Cisco Catalyst SD-WAN Manager (formerly vManage), and Cisco Catalyst SD-WAN Validator (formerly vBond).

[Impact] Unauthenticated remote attackers can bypass peering authentication, gain high-privileged administrative access, and manipulate the entire SD-WAN fabric configuration via NETCONF.

[Mitigation] Apply official Cisco software patches immediately and restrict control plane access to trusted peer IPs using Access Control Lists (ACLs).

CVE-2026-201225.4/MEDIUMEPSS 25.8%CISA KEV
2026-02-25

Cisco Catalyst SD-WAN Manager Arbitrary File Overwrite and Privilege Escalation Vulnerability (CVE-2026-20122)

[Affected Scope] Cisco Catalyst SD-WAN Manager (formerly vManage) API interface

[Impact] Authenticated remote attackers with read-only API credentials can overwrite arbitrary files on the local file system and gain vmanage user privileges

[Mitigation] Apply official Cisco security patches immediately, restrict API access, and audit API permissions for low-privileged accounts

CVE-2026-200458.2/HIGHEPSS 4.5%CISA KEV
2026-01-21

Cisco Unified Communications Products Remote Code Execution and Privilege Escalation Vulnerability Advisory (CVE-2026-20045)

[Affected Scope] Cisco Unified Communications Manager (Unified CM), Unified CM SME, Unified CM IM&P, Cisco Unity Connection, and Webex Calling Dedicated Instance

[Impact] Unauthenticated remote attackers can execute arbitrary OS commands via the web management interface and escalate privileges to root

[Mitigation] Apply official Cisco security patches immediately and restrict network access to the web-based management interface

CVE-2025-2039310.0/CRITICALEPSS 32.4%CISA KEV
2025-12-17

Cisco Secure Email Gateway and Secure Email and Web Manager Remote Code Execution (RCE) Vulnerability Advisory (CVE-2025-20393)

[Affected Scope] Cisco Secure Email Gateway and Cisco Secure Email and Web Manager running Cisco AsyncOS Software with the Spam Quarantine feature enabled

[Impact] Unauthenticated, remote attackers can execute arbitrary system commands with root privileges on the underlying operating system

[Mitigation] Apply official Cisco security patches immediately, or restrict/disable external access to the Spam Quarantine feature as a temporary workaround

CVE-2025-203628.6/HIGHEPSS 86.7%CISA KEV
2025-09-25

Cisco Secure ASA and FTD VPN Web Server Authentication Bypass and DoS Vulnerability (CVE-2025-20362)

[Affected Scope] Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software with Remote Access VPN enabled

[Impact] Unauthenticated remote attackers can bypass authentication to access restricted VPN-related URL endpoints, and active exploit variants can trigger unexpected device reloads, causing a complete Denial of Service (DoS)

[Mitigation] Immediately upgrade to the fixed software releases recommended in the official Cisco Security Advisory

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