Read the docs
TI-2026-02286 Aliases CVE-2026-2674GHSA-fjwx-wr6r-597j

Out-of-bounds write in RTI Connext Professional

Priority LOW 21CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
None · Low · Low
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

Out-of-bounds Write vulnerability in RTI Connext Professional (Queueing Service,Core Libraries,Persistence Service) allows Overflow 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.*.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0018 7th percentileScored 2026-11-07
Fix Fixed Connext Professional (RTI): 7.7.0, 7.3.1.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
RTIConnext Professional7.4.0 to before 7.7.0; 7.0.0 to before 7.3.1.3; 6.1.0 and later7.7.0, 7.3.1.3Patch availableCNA
  • Connext Professional VendorRTI Affected 7.4.0 to before 7.7.0; 7.0.0 to before 7.3.1.3; 6.1.0 and later Fixed in 7.7.0, 7.3.1.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*6.1.0 to before 7.7.0VulnerableRTI
  • cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:* Versions 6.1.0 to before 7.7.0 Vulnerable ·RTI

Remediation

  • Fix · CNA Connext Professional (RTI) Fixed in 7.7.0, 7.3.1.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-2674
  2. 2026-10-03 Alias added: GHSA-fjwx-wr6r-597j

References

Advisory 1

  • TI-2021-16087 Potential Network Amplification and Information Exposure in RTI Connext Professional and Connext Micro CVSS 4.0HIGH 8.8
  • TI-2026-03368 Out-of-bounds read in RTI Connext Professional CVSS 4.0CRITICAL 9.2
  • TI-2026-02096 Heap-based buffer overflow in RTI Connext Professional CVSS 4.0CRITICAL 9.2
  • TI-2024-34933 SQL injection in RTI Connext Professional CVSS 4.0CRITICAL 9.1
  • TI-2021-16038 RTI Connext DDS Professional and Connext DDS Secure Incorrect Calculation of Buffer Size CVSS 3.1CRITICAL 9.8
  • TI-2026-06407 Buffer overflow in RTI Connext Professional CVSS 4.0HIGH 8.8
See all 31 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences