Vulnerabilities & Patches
TeamCity CVE-2026-63077 RCE: Unauthenticated CI/CD Takeover
TeamCity CVE-2026-63077 RCE lets an unauthenticated attacker send a single crafted request to a TeamCity On-Premises server and execute operating system commands — no login, no valid session, no user interaction. CISA added it to the Known Exploited Vulnerabilities catalog on August 5 with a three-day remediation deadline, and exploitation is now active in the…
Read MoreN-central CVE-2026-18577 Auth Bypass — CISA 3-Day Deadline
N-central CVE-2026-18577 auth bypass is being actively exploited to seize administrative control of N-able N-central servers — a remote monitoring and management (RMM) platform managed service providers (MSPs) use to run client networks. CISA gave federal civilian agencies just three days to patch, with the deadline landing August 6, 2026. What Happened N-able disclosed that…
Read MoreCisco Secure FMC CVE-2026-20316 Exploited
Cisco Secure FMC CVE-2026-20316 is under confirmed active exploitation: a hardcoded, low-privilege account built into every on-premises Secure Firewall Management Center gives an unauthenticated attacker a foothold — and in the same advisory cycle, Cisco quietly reactivated a five-month-old, maximum-severity root-level bypass in the same product, sharing an identical indicator of compromise. CISA added the…
Read MoreCertighost CVE-2026-54121 Active Directory Domain Takeover
Certighost CVE-2026-54121 Active Directory is a certificate-services flaw that turns any ordinary domain-user account into full control of your entire Windows domain — no admin rights, no malware, no phishing required. Microsoft patched it on July 14, 2026, but a full technical writeup and working proof-of-concept went public on July 24. If your Active Directory…
Read MoreArista VeloCloud Orchestrator CVE-2026-16812 Exploited
Arista VeloCloud Orchestrator CVE-2026-16812 is a maximum-severity, unauthenticated command injection flaw under active exploitation right now, and it hands an attacker control of an entire SD-WAN fabric from a single unpatched management console. CISA added it to the Known Exploited Vulnerabilities catalog on July 27, with a federal patch deadline of July 30. If your…
Read More