Browsing Tag
CISA
24 posts
Cybersecurity and Infrastructure Security Agency alerts, directives, guidance, and federal cyber operations.
CISA Gives Nextcloud Collabora Admins Until Oct. 26 to Patch an Exploited RCE
CISA added an exploited Collabora Built-in CODE flaw to KEV. Check the affected Nextcloud app, patch it, and hunt for web shells before October 26.
DHS Orders DeepSeek Out of U.S. Civilian Agency Systems, Including Third-Party Tools
DHS ordered civilian agencies to remove DeepSeek and third-party tools built on its models. Here is what agencies and federal vendors need to inventory.
Ivanti Connect Secure Zero-Day Can Evade Integrity Checks: What Admins Should Do
Attackers chained an Ivanti Connect Secure auth bypass with two other flaws for root access, then erased evidence. Here is what to patch, hunt and rotate now.
Citrix NetScaler Zero-Days: Patch Now, Then Hunt for Web Shells
Citrix patched two actively exploited NetScaler zero-days that allow unauthenticated remote code execution. Here are the fixed builds, attack path, log hunts and response order.
Cisco Email Gateway Zero-Day Turns Mail Security Into Incident Triage
Cisco has patched CVE-2026-76461, an actively exploited Secure Email Gateway SQL injection flaw that can let unauthenticated attackers run commands as root. Because CISA added it to the KEV catalog with a September 17 deadline, admins should treat patching as the start of incident triage, not the end.
PaperCut Zero-Days Turn Print Servers Into Remote-Access Beachheads
PaperCut NG/MF customers face an actively exploited two-flaw chain that can turn exposed print-management servers into remote-access footholds. Admins should apply Emergency Patch Release 2, restrict web access, and check for pc-app.exe child processes, deleted logs, SimpleHelp, and AnyDesk activity.
Gunra Ransomware Puts VPN Gateways and Backups on the Same Incident List
A new FBI, CISA, NSA, Secret Service, DC3, and South Korean police advisory says Gunra ransomware affiliates are abusing exposed VPN and firewall paths, stealing cloud data, dumping credentials, and deleting backups before encryption. The useful response starts with edge-device patching, identity triage, immutable backups, and log review before recovery begins.
Water Utility Hacks Put Internet-Exposed PLCs on the Emergency List
Federal agencies say water and wastewater utilities in at least seven states reported attacks on internet-exposed PLCs, with some operations degraded. The Minnesota response shows why utilities need to remove controllers from public access, verify cellular modem exposure, and preserve manual operating capability.
Check Point SmartConsole Zero-Day Puts Firewall Management on Patch Deadline
Check Point has patched CVE-2026-16232, an actively exploited SmartConsole authentication bypass that can give attackers full administrator access to exposed Security Management servers. The urgent work is not only installing the Jumbo Hotfix, but also restricting Trusted Clients and checking management logs for signs of compromise.
Russian Router Campaign Turns SNMP Into a Critical Infrastructure Risk
NSA, CISA, the FBI, and 15 allied agencies warn that Russian FSB Center 16 actors are still compromising poorly configured routers across critical infrastructure. The practical fix starts with SNMPv3, blocked management protocols, patched firmware, and a hard look at exposed network devices.