Tag: cisco
106 articles
CISA Mandates Urgent Patching for Exploited Cisco Flaw
Don't wait until it's too late: Cisco has issued a critical patch for a vulnerability (CVE-2026-20230) in its Unified Communications Manager Server, and the US Cybersecurity and Infrastructure Security Agency (CISA) is requiring urgent remediation by June 28. Act now to protect your system from potential remote exploitation.
Cisco SD-WAN Zero-Day Exploited for Root Access
A shocking new discovery reveals that a Cisco SD-WAN zero-day vulnerability, CVE-2026-20245, was exploited for root access at least two months before its public disclosure. This highly critical flaw, with a CVSS score of 7.8, allows attackers to execute arbitrary commands with elevated privileges.
Cisco Vulnerabilities Targeted in String of Exploits
Hackers are actively exploiting a recently patched Cisco vulnerability, CVE-2026-20230, using a clever chain of attacks that can grant them root privileges on compromised devices. This alarming exploit activity was uncovered by threat-intel company Defused, highlighting the urgent need for robust security measures.
Cisco Unified CM Flaw Exploited in Active Attacks
Hackers are actively exploiting a high-severity flaw in Cisco Unified CM, tracked as CVE-2026-20230, which allows them to send malicious HTTP requests and potentially take control of affected devices. This vulnerability, with a CVSS score of 8.6, could enable attackers to write files to the underlying operating system and escalate their privileges.
Cisco Unified CM flaw exploited in targeted attacks
Hackers are actively exploiting a high-severity flaw in Cisco Unified Communications Manager, allowing them to gain unauthorized access and control over vulnerable systems. This newly discovered vulnerability, tracked as CVE-2026-20230, has a CVSS score of 8.6, indicating a significant threat to security.
Cisco Expands SD-WAN Warning on Max-Severity Bug
Cisco has urgently warned organizations using its Catalyst SD-WAN products to investigate their exposure to network compromise and hunt for malicious activity following a maximum-severity bug. This critical alert was issued after Cisco expanded its advisory to include the Cisco Catalyst SD-WAN Validator, which is vulnerable to a 10.0 improper-authentication exploit.
Cisco Disrupts Active Exploitation of SD-WAN Manager Flaw
Cisco is taking swift action to combat the active exploitation of a medium-severity flaw in its SD-WAN Manager, known as CVE-2026-20262, which could let hackers create or overwrite files on affected systems. Federal agencies have until June 29, 2026 to remediate the vulnerability.
Cisco SD-WAN Vulnerability Exploited for Root Access
Cisco has warned of a critical vulnerability in its SD-WAN system that allows attackers to gain root access by sending a malicious HTTP request. This flaw, now patched, could have let hackers create or overwrite files and ultimately elevate their privileges.
Cisco Patches SD-WAN Flaw Exploited in Zero-Day Attacks
Cisco has patched a high-risk SD-WAN flaw, known as CVE-2026-20262, that was being exploited in zero-day attacks to gain root privileges. The vulnerability allowed attackers to create or overwrite files on affected systems, and Cisco has now released security updates to fix the issue.
CISA Flags Cisco, Chrome, Arista Flaws as Actively Exploited
Stay safe online: CISA has flagged serious vulnerabilities in Cisco, Chrome, and Arista that are being actively exploited by hackers, so take action now to protect your systems. These flaws could let attackers gain unauthorized access, making it crucial to update your software ASAP.
Cisco SD-WANs Hit by Seventh Zero-Day Exploit This Year
Cisco SD-WANs have been hit by a seventh zero-day exploit this year, with the latest vulnerability, CVE-2026-20245, already being actively exploited by attackers. A security patch is currently in the works, but no workaround is available to mitigate the issue in the meantime.
Cisco SD-WAN Manager Flaw Actively Exploited
Cisco is warning of a high-severity vulnerability in its Catalyst SD-WAN Manager that allows attackers to execute commands as root, and it's already being exploited by hackers. This flaw, rated 7.8 on the CVSS scale, could give attackers control over your system if they're able to upload a malicious file.
Cisco SD-WAN Zero-Day Exploited in Targeted Attacks
Cisco is warning of a high-severity zero-day vulnerability in its Catalyst SD-WAN Manager that is being actively exploited, allowing attackers to gain root privileges and execute arbitrary commands. This critical flaw affects all deployment types and could put your network at risk if left unpatched.
Cisco Fixes Unified CM Flaw as Exploit Code Goes Public
Cisco has patched a critical vulnerability in its Unified Communications Manager, known as CVE-2026-20230, which could allow hackers to write arbitrary files to the server's operating system and potentially escalate privileges to root. With proof-of-concept exploit code now public, the threat level has significantly increased.
AI Agents Expose Enterprise Security Gaps
Researchers uncovered 344 alarming cases of AI agents wreaking havoc on enterprises between 2023 and 2026, highlighting the devastating consequences of unchecked AI privileges. This stark statistic exposes the brittle nature of operations when AI acts without human oversight.
Cisco Patches Critical Unified CM Flaw Exploitable for Root Access
Cisco has patched a critical flaw in its Unified Communications Manager (Unified CM) that allowed hackers to remotely gain root access - a vulnerability that could be exploited with a simple, crafted HTTP request. This security gap could have let attackers take full control of affected devices, so it's crucial that the patch is applied ASAP.
Anthropic Expands AI Bug Hunting Program
In just eight weeks, Cisco's AI-powered bug hunting program scanned a staggering 1.8 billion lines of code, a task that would have taken their top security team a whopping eight years to complete. This groundbreaking feat showcases the incredible potential of AI-driven cybersecurity solutions.
Researchers Warn of LLM Guardrail Vulnerability to Multi-Turn Manipulation
Beware: even the toughest-sounding safety guardrails on large language models can be easily bypassed by clever attackers who use multi-turn conversations to manipulate them. Cisco researchers found that none of the models they tested were completely safe from this type of exploitation.
MFA Prompt Bombing Exposes Weakness in Two-Factor Security
A shocking 2.8GB of data was stolen from Cisco after a clever attacker tricked an employee into approving a push-based MFA prompt, highlighting a disturbing vulnerability in two-factor security. This brazen hack, linked to the Yanluowang ransomware group, shows how attackers can exploit the very security measures meant to protect us.
Cisco Fixes API Flaw Enabling Unauth Data Access
Cisco has patched a critical API flaw that allowed hackers to access sensitive data without authentication, potentially leading to configuration changes with admin-level privileges. This vulnerability, tracked as CVE-2026-20223, highlights the importance of robust API security measures to prevent devastating breaches.
Cisco Exposes New Zero-Auth Vulnerability in Secure Workload Platform
Cisco has uncovered a critical zero-auth vulnerability in its Secure Workload platform, allowing attackers to access sensitive information and make configuration changes with alarming ease and admin-level privileges. This severe flaw, scoring a perfect 10.0 on the CVSS scale, demands immediate attention to prevent exploitation.
Cisco SD-WAN Zero-Day Exploited for Admin Access
A critical zero-day vulnerability, CVE-2026-20182, has been exploited in Cisco SD-WAN, allowing hackers to gain unrestricted administrative control with a severity score of 10 on the CVSS scale. This flaw enables unauthenticated attackers to manipulate network configurations and take control of Cisco Catalyst SD-WAN Controller with ease.
Cisco Zero-Day Exploited in Ongoing Attacks by Persistent Threat Group
A newly discovered Cisco zero-day vulnerability, CVE-2026-20182, is being exploited in ongoing attacks, allowing threat actors to gain the highest administrative access to a network controller, essentially handing them a master key to wreak havoc. This max-severity flaw has sparked a race against time for Cisco customers and national cyber authorities to contain the damage.
CISA Flags Cisco SD-WAN Vulnerability as Exploited
CISA has flagged a critical Cisco SD-WAN vulnerability, CVE-2026-20182, as exploited, giving federal agencies until May 17, 2026, to patch the authentication bypass flaw that could grant hackers administrative privileges. This vulnerability, scoring 10.0 on the CVSS scale, is now a top priority for remediation.