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.

Published Jun 17, 2026 CVSS 4.0 · 8.8 High EPSS < 1% KEV · Not listed
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.*.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
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.*, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*. 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.*.
Type Values Removed Values Added
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.*, from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1.*.
Title Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.
First Time appeared Rti
Rti connext Professional
Weaknesses CWE-120
CPEs cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*
Vendors & Products Rti
Rti connext Professional
References
Metrics cvssV4_0

{'score': 8.8, 'vector': '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'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
RTI
Published
Updated
Sep 22, 2026, 5:50 PM
Reserved
Apr 28, 2026, 11:35 AM
Status
Modified
Published
Jun 17, 2026, 6:18 PM
Modified
Oct 26, 2026, 12:10 AM