Missing authentication in RTI Connext Professional
Priority LOW 29CWE-306Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-306.
Summary
Missing Authentication for Critical Function vulnerability in RTI Connext Professional (Security Plugins) allows Identity Spoofing. This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.6, from 6.1.0 before 6.1.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00255 17th percentileScored 2026-11-07
Fix Fixed Connext Professional (RTI): 7.7.0, 7.3.1.6
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| RTI | Connext Professional | 7.4.0 to before 7.7.0; 7.0.0 to before 7.3.1.6; 6.1.0 and later; 6.0.0 and later; 5.3.0 and later | 7.7.0, 7.3.1.6 | Patch available | CNA |
- Connext Professional VendorRTI Affected 7.4.0 to before 7.7.0; 7.0.0 to before 7.3.1.6; 6.1.0 and later; 6.0.0 and later; 5.3.0 and later Fixed in 7.7.0, 7.3.1.6 Patch available CNA
Remediation
- Fix · CNA Connext Professional (RTI) Fixed in 7.7.0, 7.3.1.6
Timeline
- 2026-10-02 Threatist record created from CVE-2026-30799
- 2026-10-03 Alias added: GHSA-48hp-f245-fq94
References
More RTI Connext Professional vulnerabilities
- 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
Sources
- CVE-2026-30799 · CVE Program
- CVE-2026-30799 · NVD
- FIRST EPSS
- GHSA-48hp-f245-fq94 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences