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CISA KEV Alerts

Get pinged when a CVE you care about lands on CISA's Known Exploited Vulnerabilities list.

By AyeWatch Team··4 min read
Geometric editorial still life of a government catalog page on warm paper

CISA KEV alerts fire when a CVE lands on the Known Exploited Vulnerabilities list.

KEV is the short list. CISA is saying this hole is being used, not that a researcher filed a CVE. Federal agencies get a due date. Everyone else gets a reason to patch before the scanner noise catches up. If you still learn KEV adds from a weekly newsletter, you are late on purpose.

Watch the catalog, not the commentary

Paste the KEV catalog URL. The page is public. AyeWatch should tell you when a new row appears or when a due date shows up for a product you named. A topic that says "CISA Known Exploited Vulnerabilities" across random blogs will also fire on recap posts. Prefer the catalog page, then add vendor advisories for the products you run. Background is in CVE vulnerability monitoring.

This is still page and topic watching. It is not a BOD 22-01 compliance console. It will not tick a box for your assessor. It will not enumerate your assets. Pair it with whatever CMDB you already ignore. For public chatter around the same IDs, OSINT AI monitoring is the wider net.

How to write the rule

"Alert when the KEV catalog adds a CVE, or when coverage says a named product of ours is now in KEV. Ignore explainers that do not add a CVE." If you only run a few vendors, list them. Push if you have a patch window measured in hours. Email if you triage next morning. Free Preview is six lifetime runs across three topics. Pro is $9 a month. Paid webhooks belong in the same channel as Sev-1. See webhook monitoring pipelines.

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Do not confuse KEV with every CVE

Most CVEs never make KEV. Watching only KEV is a high-signal floor, not a full vuln program. Keep NVD or vendor pages for the rest of the stack. Keep GitHub advisories via GitHub release alerts for the libraries you pin. KEV is the "this is being exploited" knife.

Prove it on one add

Turn on the catalog watch. The next time CISA appends a row, you should get a summary that names the CVE and the product, not a screenshot of the whole HTML table. If that lands, add your two slowest-to-patch vendors as extra topics. That is a complete KEV desk for a small team. Bind it to push. Newsletter-speed KEV is just a delayed CVE feed with extra branding.

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