Tag: cisco
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Another week, another emergency patch as Cisco plugs Unified Comms zero-day
The critical-rated flaw leaves unpatched systems open to full takeover First seen on theregister.com Jump to article: www.theregister.com/2026/01/22/another_week_another_emergency_patch/
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Cisco Unified Communications Zero-Day RCE Flaw Actively Exploited For Root Shell Access
Tags: access, cisco, communications, cve, cyber, exploit, flaw, rce, remote-code-execution, service, vulnerability, zero-dayCisco has warned customers of a critical zero-day vulnerability affecting several of its Unified Communications products, including Cisco Unified Communications Manager (Unified CM), Unified Communications Manager Session Management Edition (Unified CM SME), Unified Communications Manager IM & Presence Service (IM&P), Cisco Unity Connection, and Cisco Webex Calling Dedicated Instance. Tracked as CVE-2026-20045, the vulnerability carries…
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U.S. CISA adds a flaw in Cisco Unified Communications products to its Known Exploited Vulnerabilities catalog
Tags: cisa, cisco, communications, cve, cybersecurity, exploit, flaw, infrastructure, kev, vulnerability, zero-dayThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw impacting Cisco Unified Communications products to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Cisco Unified Communications products vulnerability, tracked as CVE-2026-20045 (CVSS score of 8.2), to its Known Exploited Vulnerabilities (KEV) catalog. This week, Cisco patched a critical zero-day…
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RCE flaw in Cisco enterprise communications products probed by attackers (CVE-2026-20045)
Cisco has fixed a critical remote code execution vulnerability (CVE-2026-20045) in some of its unified communications solutions that’s being targeted by attackers in the … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/01/21/cisco-enterprise-communications-cve-2026-20045/
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Best of British: UK’s infosec envoys include Cisco, Palo Alto, and Accenture
Minister unwraps ambassadors of the Software Security Code of Practice First seen on theregister.com Jump to article: www.theregister.com/2026/01/21/uk_security_code_practice/
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Cisco Secure Email Appliance RCE Exploited in Attacks
Cisco says attackers are actively exploiting CVE-2025-20393, a critical RCE flaw in Secure Email appliances. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/cisco-secure-email-appliance-rce-exploited-in-attacks/
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Cisco Secure Email Appliance RCE Exploited in Attacks
Cisco says attackers are actively exploiting CVE-2025-20393, a critical RCE flaw in Secure Email appliances. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/cisco-secure-email-appliance-rce-exploited-in-attacks/
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Cisco Secure Email Appliance RCE Exploited in Attacks
Cisco says attackers are actively exploiting CVE-2025-20393, a critical RCE flaw in Secure Email appliances. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/cisco-secure-email-appliance-rce-exploited-in-attacks/
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Ransomware attack on Ingram Micro impacts 42,000 individuals
Tags: apple, attack, cisco, cybersecurity, data, data-breach, jobs, microsoft, ransomware, service, supply-chain, technologyIngram Micro says a ransomware attack exposed personal data of about 42,000 people, including names, birth dates, SSNs, and job-related details. Ingram Micro is a global technology distributor and supply-chain services company. It acts as a middleman between IT vendors (like Microsoft, Cisco, HP, Apple, and cybersecurity firms) and businesses, resellers, and service providers, helping…
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From arts degree to cybersecurity: Rona Michele Spiegel brings fresh perspective to cyber leadership
Tags: ai, awareness, business, cisco, ciso, cloud, compliance, computer, cyber, cybersecurity, data, governance, group, hacking, Hardware, intelligence, jobs, network, office, penetration-testing, privacy, psychology, risk, risk-management, skills, software, startup, strategy, supply-chain, technology, tool, vulnerabilityRona Michele Spiegel’s journey to cybersecurity might seem unconventional to some: She studied the arts. But as someone who grew up when computers first appeared and everyone wanted to experiment with them, she did a lot of multimedia work. She was always interested in technology and discussed with art colleagues about where the world was…
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7 top cybersecurity projects for 2026
Tags: access, ai, api, attack, authentication, business, cisco, ciso, cloud, communications, compliance, control, credentials, cybersecurity, data, defense, detection, email, framework, governance, infrastructure, LLM, mail, phishing, programming, resilience, risk, software, strategy, technology, threat, tool, vulnerability, zero-trust2. Strengthening email security: Phishing continues to be a primary attack vector for stealing credentials and defrauding victims, says Mary Ann Blair, CISO at Carnegie Mellon University. She warns that threat actors are now generating increasingly sophisticated phishing attacks, effectively evading mail providers’ detection capabilities. “Legacy multifactor authentication techniques are now regularly defeated, and threat…
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7 top cybersecurity projects for 2026
Tags: access, ai, api, attack, authentication, business, cisco, ciso, cloud, communications, compliance, control, credentials, cybersecurity, data, defense, detection, email, framework, governance, infrastructure, LLM, mail, phishing, programming, resilience, risk, software, strategy, technology, threat, tool, vulnerability, zero-trust2. Strengthening email security: Phishing continues to be a primary attack vector for stealing credentials and defrauding victims, says Mary Ann Blair, CISO at Carnegie Mellon University. She warns that threat actors are now generating increasingly sophisticated phishing attacks, effectively evading mail providers’ detection capabilities. “Legacy multifactor authentication techniques are now regularly defeated, and threat…
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China-linked APT UAT-8837 targets North American critical infrastructure
Cisco Talos says a China-linked group, tracked as UAT-8837, has targeted North American critical infrastructure since last year. Cisco Talos reports that threat group UAT-8837, likely linked to China, has targeted critical infrastructure in North America since at least last year. The activity shows tactics overlapping with known China-linked clusters. >>Cisco Talos is closely tracking…
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Cisco finally fixes AsyncOS zero-day exploited since November
Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) appliances since November 2025. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisco-finally-fixes-asyncos-zero-day-exploited-since-november/
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Cisco Patches Zero-Day RCE Exploited by China-Linked APT in Secure Email Gateways
Cisco on Thursday released security updates for a maximum-severity security flaw impacting Cisco AsyncOS Software for Cisco Secure Email Gateway and Cisco Secure Email and Web Manager, nearly a month after the company disclosed that it had been exploited as a zero-day by a China-nexus advanced persistent threat (APT) actor codenamed UAT-9686.The vulnerability, tracked as…
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Cisco finally fixes max-severity bug under active attack for weeks
This is a threat to security – and to the weekend for some unlucky netadmins First seen on theregister.com Jump to article: www.theregister.com/2026/01/15/cisco_fixes_cve_2025_20393/
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Chinese hackers targeting ‘high value’ North American critical infrastructure, Cisco says
Chinese hackers successfully breached multiple critical infrastructure organizations in North America over the last year using a combination of compromised credentials and exploitable servers, researchers at Cisco Talos found. First seen on therecord.media Jump to article: therecord.media/china-hackers-apt-cisco-talos
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UAT-8837 targets critical infrastructure sectors in North America
Cisco Talos is closely tracking UAT-8837, a threat actor we assess with medium confidence is a China-nexus advanced persistent threat (APT) actor. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/uat-8837/
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For application security: SCA, SAST, DAST and MAST. What next?
Tags: advisory, ai, application-security, automation, best-practice, business, cisa, cisco, cloud, compliance, container, control, cve, data, exploit, flaw, framework, gartner, government, guide, ibm, incident response, infrastructure, injection, kubernetes, least-privilege, ml, mobile, network, nist, resilience, risk, sbom, service, software, sql, supply-chain, threat, tool, training, update, vulnerability, waf<img loading="lazy" decoding="async" src="https://b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?quality=50&strip=all&w=1024" alt="Chart: Posture, provenance and proof." class="wp-image-4115680" srcset="https://b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?quality=50&strip=all 1430w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=300%2C168&quality=50&strip=all 300w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=768%2C431&quality=50&strip=all 768w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=1024%2C575&quality=50&strip=all 1024w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=1240%2C697&quality=50&strip=all 1240w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=150%2C84&quality=50&strip=all 150w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=854%2C480&quality=50&strip=all 854w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=640%2C360&quality=50&strip=all 640w, b2b-contenthub.com/wp-content/uploads/2026/01/posture-provenance-proof.jpg?resize=444%2C250&quality=50&strip=all 444w” width=”1024″ height=”575″ sizes=”auto, (max-width: 1024px) 100vw, 1024px” /> Sunil GentyalaOver the past year the community has admitted the obvious: the battleground is the software supply chain and…
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No Rest in 2026 as Patch Alerts Amass for Cisco, HPE and n8n
Cisco Fixes ISE Bug; HPE OneView Under Fire; Exploit Code Drops for n8n Flaw. The 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…
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DNS-Fehler: Unzählige Cisco-Switches plötzlich in Bootschleife gefangen
Switches von Cisco starten sich alle paar Minuten neu und beeinträchtigen damit Unternehmensnetze. Verzweifelte Admins suchen online nach Hilfe. First seen on golem.de Jump to article: www.golem.de/news/dns-fehler-unzaehlige-cisco-switches-ploetzlich-in-bootschleife-gefangen-2601-203989.html
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Global DNS Crash Triggers Reboot Loops Across Cisco Small Business Switches
A DNS Crash disrupted networks around the world on January 8, 2026, after a flaw in the DNS client service caused multiple Cisco Small Business Switches to reboot repeatedly and, in some cases, completely core dump. The outage affected organizations of all sizes, from small IT teams managing a handful of switches to administrators responsible…
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Global DNS Crash Triggers Reboot Loops Across Cisco Small Business Switches
A DNS Crash disrupted networks around the world on January 8, 2026, after a flaw in the DNS client service caused multiple Cisco Small Business Switches to reboot repeatedly and, in some cases, completely core dump. The outage affected organizations of all sizes, from small IT teams managing a handful of switches to administrators responsible…
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Cisco identifies vulnerability in ISE network access control devices
rotate ISE credentials for those with existing and approved access;ensure only those who need access have credentials;reduce the number of devices that can access the ISE server;patch as soon as it’s possible to take the server offline.In its notice to customers, Cisco says a vulnerability [CVE-2026-20029] in the licensing features of ISE and Cisco ISE…
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Cisco switches hit by reboot loops due to DNS client bug
Multiple Cisco switch models are suddenly experiencing reboot loops after logging fatal DNS client errors, according to reports seen by BleepingComputer. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisco-switches-hit-by-reboot-loops-due-to-dns-client-bug/
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Patch Cisco ISE bug now before attackers abuse proofconcept exploit
No reports of active exploitation “¦ yet First seen on theregister.com Jump to article: www.theregister.com/2026/01/08/rcisco_ise_bug_poc/
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Cisco Snort 3 Vulnerability Leading to Sensitive Data Disclosure
Cisco has disclosed two critical vulnerabilities in the Snort 3 detection engine affecting multiple enterprise security products, including firewalls, threat defense systems, and edge platforms. The vulnerabilities, tracked as CVE-2026-20026 and CVE-2026-20027 under advisory cisco-sa-snort3-dcerpc-vulns-J9HNF4tH, could allow unauthenticated remote attackers to leak sensitive information or cause denial-of-service conditions by disrupting packet inspection capabilities. The vulnerabilities…
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Cisco ISE Flaw Lets Admins Access Restricted System Files
A Cisco ISE flaw lets authenticated admins access restricted system files, risking sensitive data exposure. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/threats/cisco-ise-flaw-lets-admins-access-restricted-system-files/