Knowledge base / Vulnerabilities
Known-exploited CVEs and the OWASP Top 10:2025 translated into practical detection, safe validation and concrete remediation.
CVE-2026-69730 is a critical Windows DNS Server remote code execution vulnerability rated CVSS 9.8. Learn what is affected, why domain controllers are at risk, how to check your servers, and why September's Windows updates also caused RDS problems.
Two exploited Windows privilege-escalation flaws entered CISA KEV while unauthenticated DNS and DHCP Server RCEs scored 9.8. Identify affected roles, verify builds, patch, contain exposure and hunt for pre-patch compromise.
Concrete SQL, NoSQL, command, LDAP, template, log and CSV injection examples, each paired with safer code and a regression check.
Follow an injection attack through decoding, string construction, interpretation and impact, including second-order injection and background-job trust boundaries.
SQL injection is one member of a larger injection family. Compare interpreters, evidence, impact and the controls that actually fit SQL, shell, LDAP and NoSQL sinks.
Data injection happens when untrusted data changes the meaning of a query, command, template or downstream protocol. Learn the trust boundary, common forms and first checks.
An authenticated RouterOS API session may retain its old privileges after an account is downgraded. Here is how to find exposed services, terminate active sessions, restrict the API and verify the result.
A source-checked look at the unusually dense 2026 run of Microsoft Defender vulnerabilities, what the thirteen CVEs actually affect, and how to verify Windows, macOS and Linux endpoints rather than merely hoping automatic updates worked.
CVE-2026-62832 lets a low-privileged local attacker abuse Windows User Profile Service and the venerable UsrClass.dat registry hive to reach another user's settings and turn them into privileged code execution.
The 15 newest CISA Known Exploited Vulnerabilities entries, with safe version checks, exposure evidence, practical remediation, incident triage and closure tests.
Access-control failures let authenticated or anonymous users read, change, or invoke resources outside their intended authority.
Misconfiguration turns powerful features, management interfaces, sample content, and verbose errors into avoidable attack paths.
Dependencies, build systems, package registries, updates, and release credentials form a trust chain that attackers can target upstream.
Cryptographic failures expose data because encryption, key management, transport protection, or algorithm choices do not match the threat.
Injection occurs when untrusted data changes the meaning of a query, command, template, interpreter, or downstream protocol.
Insecure design describes missing or ineffective controls in the workflow itself, even when the implementation has no obvious coding bug.
Authentication failures include weak recovery, session handling, automated attack resistance, and MFA choices—not only password policy.
Integrity failures arise when applications trust updates, serialised data, cached objects, plugins, or workflow messages without verifying origin and authorised change.
Security logging fails when important events are absent, ambiguous, delayed, unprotected, or impossible to turn into a timely decision.
Systems become insecure when errors, resource exhaustion, partial failure, or unexpected state bypasses controls or leaves data inconsistent.