cve recordexploit reported

CVE-2018-11511

CVSS—

Severitynone

Weakness—

EPSS11.3%95.9th percentile

Exploited1 KEV source

patch window

Called exploited 851 days after disclosure.

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

The life of this vulnerability

CVE publishedAug 16, 2018
First KEV listingDec 14, 20202.3y
Last sightingSep 3, 20265.7y

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

Which catalogues call it exploited

CISA KEVUS federaldoes not list it
EUVDENISA, European Uniondoes not list it
VulnCheck KEVcommercial researchlisted Dec 14, 2020
CIRCLaggregator, mirrors the abovelisted Nov 26, 2025, not counted

Sources1 of 3

Listings differ by—

Strongest claimconfirmed

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

reported exploitationSep 3, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability
reported exploitationSep 2, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability
reported exploitationSep 1, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability
reported exploitationAug 31, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability
reported exploitationAug 30, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability
reported exploitationAug 28, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability

219 public reports collected from VulnCheck and CIRCL, first on Dec 14, 2020. Each links to its original source. We have not verified them.

Description

References

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Our coverage of CVE-2018-11511

CVE-2008-4128Aug 7, 2026high

July 2026 CVE Landscape

Cybersecurity researchers identified 85 high-impact vulnerabilities in July 2026 that require urgent remediation, marking a 44% increase from the previous month. Of these, 36 were assigned a "Very Critical" risk score by Insikt Group. The vulnerabilities affected products from 61 vendors, with Microsoft accounting for approximately 12% of the total.