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.

State: Published
Severity: 8.8 High
Published: Jun 17, 2026
Updated: Sep 22, 2026
Reserved: Apr 28, 2026

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Description

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 before 7.7.0.1, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*.

Scores

CVSS	Score	Vector	Source
4.0	8.8 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N	RTI

Weaknesses

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

Affected Products

Product	Versions
Connext ProfessionalRTI	7.4.0 to before 7.7.0.1Affected 7.0.0 to before 7.3.1.3Affected 6.1.2 to before 6.1.*Affected

References

https://www.rti.com/vulnerabilities/#cve-2026-7300

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