What is CVE-2026-7300?

CVE-2026-7300 is a medium-severity vulnerability in Rti Connext Professional, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2026-06-17.

How severe is CVE-2026-7300?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Rti Connext Professional

CVE-2026-7300

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 be…

Vulnerability class: Buffer Overflow

EPSS: 0.003 (16.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Rti Connext Professional — versions 7.4.0, 7.0.0, 6.1.2
Rti Connext_professional

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

3f572a00-62e2-4423-959a-7ea25eff1638 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-7300?: CVE-2026-7300 is a medium-severity vulnerability in Rti Connext Professional, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2026-06-17.
How severe is CVE-2026-7300?: Medium severity. CVSS v3 base score is 6.5 out of 10.