cve recordexploit reported

CVE-2023-34133

CVSS—

Severitynone

Weakness—

EPSS72.8%99.5th percentile

Exploited1 KEV source

patch window

Called exploited 126 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 publishedJul 13, 2023
First KEV listingNov 16, 20234mo
Last sightingSep 4, 20262.8y

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 Nov 16, 2023
CIRCLaggregator, mirrors the abovelisted Oct 14, 2023, 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 4, 2026dashboard.shadowserver.org/statistics/honeypot/vulnerability
reported exploitationSep 3, 2026api.vulncheck.com/v3/index/vulncheck-canaries?cve=CVE-2023-3
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

585 public reports collected from VulnCheck and CIRCL, first on Nov 16, 2023. Each links to its original source. We have not verified them.

Description

References

← Back to the CVE Tracker

Our coverage of CVE-2023-34133

CVE-2026-15409Aug 26, 2026critical

Edge infrastructure under siege: what two independent datasets reveal about who's exploiting your perimeter

A joint analysis by Tenable and SentinelOne reveals that edge infrastructure is a shared attack surface, with both state-sponsored actors and cybercriminals independently targeting the same vulnerabilities and vendors. This convergence challenges the perception that edge device exploitation is primarily a nation-state problem, demonstrating a broader threat landscape.