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Step-by-step technology guides, practical tutorials, troubleshooting help, software tips, device setup, privacy guidance, and useful how-to coverage for everyday users.
Clean GitHub Repos Can Still Trap AI Coding Agents
Mozilla’s 0DIN showed how an AI coding agent can be led from a normal-looking GitHub setup flow into running a DNS-fetched reverse shell. The proof of concept is a warning for teams letting agents install, initialize, and debug unfamiliar projects on developer machines.
Cisco Unified CM Exploit Gives Voice Servers a June 28 Patch Deadline
CISA gave federal agencies until June 28 to fix CVE-2026-20230, a Cisco Unified Communications Manager SSRF flaw that can write files and lead to root access when WebDialer is enabled. Enterprise teams should treat it as a voice-infrastructure exposure check, not just another Cisco patch.
Notion Mail Is Shutting Down: What Users Should Save Before September 22
Notion Mail will shut down on September 22, 2026, with September 21 as the last day to save Notion Mail-only data. Here is what stays in Gmail, what will be deleted, and how the move fits Notion’s larger shift toward AI agents running email workflows.
GitHub Code Quality Goes Paid July 20: What Teams Should Audit Now
GitHub Code Quality becomes a paid product on July 20, adding a $10-per-active-committer license, GitHub AI Credits for AI-powered checks, and GitHub Actions minutes for CodeQL scans. Teams using the free preview should audit enabled repositories, active committers, Actions usage, AI review behavior, and merge-blocking rules before billing starts.
PTC Windchill Exploits Put Manufacturing PLM Systems on Patch Clock
CISA added CVE-2026-12569, a critical PTC Windchill and FlexPLM remote code execution flaw, to its Known Exploited Vulnerabilities catalog with a June 28 deadline. The bug is being used to deploy JSP web shells against product lifecycle management systems that often sit deep inside manufacturing and engineering workflows.
Windows 10 Security Updates Now Run Through October 2027
Microsoft has extended consumer Windows 10 Extended Security Updates through October 12, 2027. Here is what the extra year covers, who qualifies, how enrollment works, and why it is still not full Windows 10 support.
curl 8.21.0 Fixes 25-Year-Old libcurl mTLS Bug
curl 8.21.0 fixes 18 security flaws, including CVE-2026-8932, a 25-year-old libcurl mTLS connection-reuse bug. The practical risk is in applications that embed libcurl and change client certificate settings while reusing connection pools.
Mandiant Details Cisco SD-WAN Attack That Turned a Malicious CSV Into Root Access
Mandiant says an attacker used rogue Cisco Catalyst SD-WAN peering, admin password manipulation, and CVE-2026-20245 to gain root access through a malicious CSV upload. The new details make the June SD-WAN advisories an incident-response problem, not just a patching task.
CISA Gives UniFi OS and Lantronix Flaws a June 26 Patch Deadline
CISA added three Ubiquiti UniFi OS flaws and a Lantronix EDS5000 code-injection bug to its Known Exploited Vulnerabilities catalog, setting a June 26 remediation deadline for federal agencies. The risk is not just another CVE list: exposed network management interfaces can become a fast path to device control.
CISA’s June 23 Deadline Puts Cisco SD-WAN, Chrome, and Arista EOS on the Triage List
CISA’s June 23 remediation deadline covers three actively exploited flaws across Cisco Catalyst SD-WAN Manager, Google Chrome’s V8 engine, and Arista EOS. The useful move for security teams is not treating them as one patch chore, but triaging each layer: network control plane, browsers, and tunnel decapsulation paths.