Buffer Overflow Vulnerability in RTI Connext Professional Web Integration Service
CVE-2026-7300

8.8HIGH

Key Information:

Vendor

Rti

Status
Connext Professional
Vendor
CVE Published:
17 June 2026

What is CVE-2026-7300?

A buffer overflow vulnerability exists in the Web Integration Service of RTI Connext Professional, which could allow an attacker to initiate a filter failure. This occurs due to improper input size checks during buffer copy operations, potentially enabling unauthorized access or system instability. The affected versions span multiple releases, highlighting the need for immediate patching to mitigate risks associated with this issue.

Affected Version(s)

Connext Professional 7.4.0 < 7.*

Connext Professional 7.0.0 < 7.3.1.3

Connext Professional 6.1.2 < 6.1.*

References

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

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.