XML external entity injection in Verastream Host Integrator.
Priority LOW 35CWE-611Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
XML External Entity vulnerability in Micro Focus Verastream Host Integrator, affecting version 7.8 Update 1 and earlier versions. The vulnerability could allow the control of web browser and hijacking user sessions.
Why it matters now
EPSS 0.00811 57th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Verastream Host Integrator. | Version 7.8 Update 1 and earlier versions. | — | No fix listed | CNA |
- Verastream Host Integrator. Vendor— Affected Version 7.8 Update 1 and earlier versions. Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microfocus:verastream_host_integrator:*:*:*:*:*:*:*:* | before 7.8 | Vulnerable | Micro Focus International |
| cpe:2.3:a:microfocus:verastream_host_integrator:7.8:-:*:*:*:*:*:* | 7.8 | Vulnerable | Micro Focus International |
| cpe:2.3:a:microfocus:verastream_host_integrator:7.8:update_1:*:*:*:*:*:* | 7.8 update_1 | Vulnerable | Micro Focus International |
- cpe:2.3:a:microfocus:verastream_host_integrator:*:*:*:*:*:*:*:* Versions before 7.8 Vulnerable ·Micro Focus International
- cpe:2.3:a:microfocus:verastream_host_integrator:7.8:-:*:*:*:*:*:* Versions 7.8 Vulnerable ·Micro Focus International
- cpe:2.3:a:microfocus:verastream_host_integrator:7.8:update_1:*:*:*:*:*:* Versions 7.8 update_1 Vulnerable ·Micro Focus International
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22523
- 2026-10-03 Alias added: GHSA-74g4-5hch-j7rm
References
More Micro Focus International Verastream Host Integrator vulnerabilities
- TI-2019-08723 A path traversal vulnerability has been identified in Verastream Host Integrator CVSS 3.1HIGH 7.5
- TI-2020-09512 Information disclosure vulnerability in Micro Focus Verastream Host Integrator (VHI)… CVSS 3.1HIGH 7.5
- TI-2021-05490 Cross-site scripting in Verastream Host Integrator. CVSS 3.1HIGH 7.1
Sources
- CVE-2021-22523 · CVE Program
- CVE-2021-22523 · NVD
- FIRST EPSS
- GHSA-74g4-5hch-j7rm · GitHub Advisory Database · CC BY 4.0
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