CVE•Published 2026-06-17•Modified 2026-09-22•1 article on news•4 live references•NVD data

CVE-2026-3894Rti · Connext_professional

Vulnerability data via NVD (ingested)

CVSS v3.1

9.1

CRITICAL

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

EPSS percentile

Exploit Prediction Scoring System · top 90% of all CVEs

Weaknesses (CWE)

CWE-125Out-of-bounds Read

Description

Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers. This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 5.0.0 before 5.1.*.

Timeline

Published 2026-06-17

Modified 2026-09-22

External references

NVD MITRE Exploit-DB VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-3894

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Rti Connext Professional"

All exposed Rti Connext Professional instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Connext Professional"

HTTP body or banner mentions "Connext Professional" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-3894