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Threat actors have begun to exploit a recently disclosed critical security flaw impacting Cisco Unified Communications Manager (Unified CM) and Unified Communications Manager Session Management Edition (Unified CM SME)
Cisco patched a critical Unified CM flaw with public PoC code that allows unauthenticated attackers to launch SSRF attacks remotely. Cisco has addressed a high-severity vulnerability, tracked as CVE-2026-20230, affecting Unified CM and Unified CM SME. The flaw, caused by improper validation of certain HTTP requests, allows a remote attacker without authentication to perform server-side […]
Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access sensitive data
The U.S.Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly disclosed vulnerability impacting Cisco Catalyst SD-WAN Controller to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to remediate the issue by May 17, 2026
A large-scale credential harvesting operation has been observed exploiting the React2Shell vulnerability as an initial infection vector to steal database credentials, SSH private keys, Amazon Web Services (AWS) secrets, shell command history, Stripe API keys, and GitHub tokens at scale
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has urged government agencies to apply patches for two security flaws impacting Synacor Zimbra Collaboration Suite (ZCS) and Microsoft Office SharePoint, stating they have been actively exploited in the wild
Interlock's post-exploit toolkit exposed Ransomware criminals exploited CVE-2026-20131, a maximum-severity bug in Cisco Secure Firewall Management Center software, as a zero-day vulnerability more than a month before Cisco patched the hole, according to Amazon security boss CJ Moses.…
The Interlock ransomware gang has been exploiting a maximum severity remote code execution (RCE) vulnerability in Cisco's Secure Firewall Management Center (FMC) software in zero-day attacks since late January. [...]
Amazon Threat Intelligence is warning of an active Interlock ransomware campaign that's exploiting a recently disclosed critical security flaw in Cisco Secure Firewall Management Center (FMC) Software
Cisco Fixes ISE Bug; HPE OneView Under Fire; Exploit Code Drops for n8n FlawThe new year is off to a fresh start on the vulnerability and exploit alert front: Cisco has patched a critical Identity Services Engine; cybersecurity officials warn that an HPE OneView vulnerability is being actively exploited; and proof-of-concept exploits drop for n8n automation software.
Cisco has released updates to address a medium-severity security flaw in Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) with a public proof-of-concept (PoC) exploit
Cisco has patched an ISE vulnerability with public proof-of-concept exploit code that can be abused by attackers with admin privileges. [...]
Threat actors exploited a recently patched remote code execution vulnerability (CVE-2025-20352) in older, unprotected Cisco networking devices to deploy a Linux rootkit and gain persistent access. [...]
Trend™ Research has uncovered an attack campaign exploiting the Cisco SNMP vulnerability CVE-2025-20352, allowing remote code execution and rootkit deployment on unprotected devices, with impacts observed on Cisco 9400, 9300, and legacy 3750G series.
50,000 firewall devices still exposed Nearly 50,000 Cisco ASA/FTD instances vulnerable to two bugs that are actively being exploited by "advanced" attackers remain exposed to the internet, according to Shadowserver data.…
An attack campaign has been identified which exploits vulnerabilities in Cisco Adaptive Security Appliance software
CISA Issues Emergency Directive After Cisco Exploits Persist After RebootCISA issued an emergency directive Thursday after discovering an advanced hacking campaign exploiting two persistent zero-days in Cisco firewall gear - malware that survives system reboots and upgrades - forcing agencies to disconnect vulnerable devices by Friday.
State-Sponsored Espionage Group Tied to Exploits of No-Longer-Supported Cisco GearRussian intelligence hackers are using obsolete and unpatched equipment made by networking mainstay Cisco Systems to further stealthy and ongoing cyberespionage operations, the U.S. federal government warned Wednesday. Hackers exploit a vulnerability in the Smart Install feature of Cisco devices.
Philippe Laulheret of Cisco Talos on Vulnerabilities in ControlVault FirmwareSecurity flaws in Dell's ControlVault firmware allowed attackers to run code on the chip, extract stored secrets and alter its behavior. By chaining these exploits, they could send malicious data to Windows components, said Philippe Laulheret, senior vulnerability researcher at Cisco Talos.
Security researcher Bobby Gould has published a blog post demonstrating a complete exploit chain for CVE-2025-20281, an unauthenticated remote code execution vulnerability in Cisco Identity Services Engine (ISE). [...]