Poly Voice Devices (CCX, Trio, Edge E) – Potential Denial of Service
Priority LOW 36CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00428 37th percentileScored 2026-11-07
Fix Fixed CCX (HP Inc): 9.50Trio C60 (HP Inc): 9.5.0+1 more product
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Hewlett Packard Enterprise | CCX | before 9.50 | 9.50 | Patch available | CNA |
| Hewlett Packard Enterprise | Trio C60 | before 9.5.0 | 9.5.0 | Patch available | CNA |
| Hewlett Packard Enterprise | Edge E | before 8.6.0 | 8.6.0 | Patch available | CNA |
- CCX VendorHewlett Packard Enterprise Affected before 9.50 Fixed in 9.50 Patch available CNA
- Trio C60 VendorHewlett Packard Enterprise Affected before 9.5.0 Fixed in 9.5.0 Patch available CNA
- Edge E VendorHewlett Packard Enterprise Affected before 8.6.0 Fixed in 8.6.0 Patch available CNA
Remediation
- Fix · CNA CCX (HP Inc) Fixed in 9.50
- Fix · CNA Trio C60 (HP Inc) Fixed in 9.5.0
- Fix · CNA Edge E (HP Inc) Fixed in 8.6.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2891
- 2026-10-03 Alias added: GHSA-gvgx-6fx4-x6g9
More Hewlett Packard Enterprise vulnerabilities
- TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
- TI-2015-02747 Heap-based buffer overflow in Adobe Flash Player before 13.0.0.296 and 14.x through 18.x… KEVCVSS 3.1CRITICAL 9.8
- TI-2013-04219 HP ProCurve Manager (PCM) 3.20 and 4.0, PCM+ 3.20 and 4.0, Identity Driven Manager (IDM)… KEVCVSS 3.1CRITICAL 9.8
- TI-2012-01607 sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI… KEVCVSS 3.1CRITICAL 9.8
- TI-2005-02634 HP OpenView Network Node Manager 6.2 through 7.50 allows remote attackers to execute… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-07113 Integer overflow in Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before… KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2026-2891 · CVE Program
- CVE-2026-2891 · NVD
- FIRST EPSS
- GHSA-gvgx-6fx4-x6g9 · 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