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cve recordhighzero dayexploit reported

CVE-2026-66443

Published
CVSS7.5
Severityhigh
WeaknessCWE-201
EPSS0.42%34.0th percentile
Exploited1 KEV source

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

patch window

Called exploited 3 days before disclosure.

Measured from the CVE publication date to the earliest of 1 KEV catalogue that list it.

The life of this vulnerability

  1. CVE published
  2. First KEV listing3d
  3. Last sightingsame day

Gaps are compressed to equal steps. The elapsed time is printed under each.

Which catalogues call it exploited

Sources1 of 3
Listings differ by—

This rests on a single catalogue. No second catalogue corroborates the claim that it is being exploited. CIRCL is an aggregator and is not counted.

Public exploitation evidence

1 public report collected from VulnCheck and CIRCL, first on Aug 10, 2026. Each links to its original source. We have not verified them.

Description

Unauthenticated Sensitive Data Exposure in REST API Log <= 1.7.1 versions.

References

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Our coverage of CVE-2026-66443

No stories yet. This page updates automatically when we publish reporting that references CVE-2026-66443.