Cisco fixes vulnerability exploited to DoS its firewalls (CVE-2026-20349)
A high-severity vulnerability (CVE-2026-20349) is being leveraged by attackers to temporarily interrupt the operation of Cisco firewalls, the company has confirmed. The flaw …
Critical Cisco IMC bug gives attackers root, PoC is out (CVE-2026-20200)
Cisco has fixed a critical vulnerability (CVE-2026-20200) in its Integrated Management Controller (IMC), which allows an attacker to run commands as root through the …
Cisco FMC static credentials exploited by attackers (CVE-2026-20316)
A static credentials vulnerability (CVE-2026-20316) in Cisco Secure Firewall Management Center (FMC), a platform for centrally managing multiple Cisco Secure Firewall devices …
Chaos ransomware msaRAT hides its C2 channel inside a legitimate browser process
Cisco Talos has identified a Rust-based remote access trojan it attributes to the Chaos ransomware group, named msaRAT after four of the binding names left in the binary. The …
Cisco’s open-weight Antares models make vulnerability localization cheaper
A security analyst opens an unfamiliar repository, pulls up a vulnerability advisory, and starts hunting for the file where the weakness lives. The naming conventions belong …
New ClamAV security patch closes seven scanner bugs dating back two decades
Open source antivirus scanning sits inside mail gateways, file upload checks, and endpoint tooling at organizations of every size. Much of that work runs through ClamAV, the …
The ARToken phishing panel targets Microsoft 365 accounts
Accounts-payable staff at U.S. companies keep receiving invoice emails that look like they come from vendors they already work with. One landed at a life-sciences company in …
Cisco Unified CM flaw actively exploited to drop webshells (CVE-2026-20230)
CVE-2026-20230, a server-side request forgery (SSRF) vulnerability affecting Cisco’s Unified Communications Manager (Unified CM), is being exploited to drop webshells …
Cisco discloses second exploited SD-WAN vulnerability in two weeks (CVE-2026-20262)
Cisco has revealed another Catalyst SD-WAN Manager vulnerability (CVE-2026-20262) that its Product Security Incident Response Team observed being exploited by attackers. But …
CISA orders federal agencies to “patch smarter”
The US Cybersecurity and Infrastructure Security Agency (CISA) has issued a Binding Operational Directive that will change how the US federal government approaches …
Cisco SD-WAN 0-day exploited, no patch available (CVE-2026-20245)
A 0-day privilege escalation vulnerability (CVE-2026-20245) in Cisco Catalyst SD-WAN Manager that has yet to be patched by Cisco is being leveraged by attackers. “To …
Frontier AI models collapse under multi-turn AI attacks, Cisco finds
Attackers who probe large language models rarely give up after one refusal. They reframe, build context across turns, adopt personas, and escalate gradually. New research from …
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