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Tag: cve 2026 20245

8 articles

Technicians work in a brightly-lit network operations room with a Cisco device on a rack surrounded by generic networking…

Google Warns of Cisco Vulnerability Exploited as Zero-Day Months Before Disclosure

Google sounded the alarm on a Cisco vulnerability that was exploited as a zero-day months before its disclosure, putting users of Cisco Catalyst SD-WAN products on high alert. This critical flaw, tracked as CVE-2026-20245, allows authenticated local attackers to wreak havoc due to insufficient validation of user input in the command-line interface.

Analyst 207
Network operations room with a central controller device on a desk amidst computer equipment.

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.

Analyst 207
Technicians in a network equipment room, one concerned technician foreground checking a Cisco SD-WAN Manager device.

Hackers Exploit Cisco Zero-Day for High-Level Access at Telecom Provider

In a chilling cyberattack, hackers exploited a previously unknown Cisco zero-day vulnerability to gain unrestricted access to a major telecom provider's system, creating a rogue admin account with full control. The breach, detected in March, was carried out in two waves, allowing the attackers to infiltrate the provider's SD-WAN Manager devices.

Analyst 207
Network equipment and monitoring systems surround a central router in a typical operations room setting.

Mandiant Exposes Cisco SD-WAN Zero-Day Attacks' Root Access Methods

Cisco's SD-WAN system was exploited in active attacks using a high-severity flaw, allowing hackers to create a rogue root account and take full control of targeted devices. This vulnerability, tracked as CVE-2026-20245, was triggered through a simple tenant-upload feature in the command-line interface.

Analyst 207
Technicians work in a brightly lit network operations room with a central router or switch surrounded by equipment and…

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.

Analyst 207
Technicians check network equipment and cables in a brightly-lit operations room with a prominent router on a rack.

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.

Analyst 207
Network equipment and router on a rack with technician checking a laptop in the background.

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.

Analyst 207
Technicians examine a large router and network diagram in a control room with a map of network topology on a screen.

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.

Analyst 207