Known Exploited Vulnerabilities

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Track the current KEV landscape, jump into the newest year, and read analysis that explains why certain vendors and products keep getting hit.

1587 tracked CVEs
24 years indexed
5 analysis articles
Featured analysis

Hardening the Linux Kernel: Defense in Depth Against Privilege Escalation

Copy Fail demonstrated that Linux kernel privilege escalation flaws can sit undetected for nearly a decade. The Kernel Self Protection Project provides a systematic hardening baseline that raises the cost of exploitation across entire vulnerability classes — not just individual CVEs.

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Landmark CVEs: Seventeen Vulnerabilities That Defined a Decade of Security

From Shellshock to MOVEit, seventeen named vulnerabilities tell the same story over and over: a forgotten service, a trusted dependency, a perimeter device, or a broken authentication assumption becomes the way in. This is a guide for anyone new to cybersecurity who wants to understand what real attacks look like and why they keep succeeding.

2026-05-01 · 17 CVEs

Zimbra's Persistent XSS Problem: Nation-State Actors and the Classic UI (2022–2026)

Seven Zimbra XSS CVEs across four years — all hitting the same Classic UI HTML sanitizer — exploited by Greek, Belarusian, Russian, Vietnamese, and Pakistani nation-state actors for email intelligence collection. Why the vulnerability keeps recurring, and what the exploitation pattern reveals about webmail as intelligence infrastructure.

2026-04-22 · 9 CVEs

Why Ivanti EPMM and EPM Became a Persistent Exploitation Target (2023–2026)

Fifteen Ivanti CVEs across EPMM, EPM, EPM CSA, and Sentry — plus sustained parallel exploitation in Fortinet FortiClient EMS and LANSCOPE endpoint management platforms — show a management-plane attack pattern spanning six years.

2026-04-08 · 19 CVEs

The WAN Control Plane as a Target: Cisco SD-WAN and the UAT-8616 Campaign (2023–2026)

Five CVEs across two exploitation waves — a CVSS 10.0 zero-day active since 2023, a re-weaponised four-year-old privilege escalation, and a three-CVE zero-credential-to-admin chain added with a three-day CISA deadline — document an adversary with protocol-level knowledge of Cisco SD-WAN systematically compromising enterprise WAN management planes.

2026-04-22 · 5 CVEs