Stack-based buffer overflow in Hummingbird.XWebHostCtrl.1 ActiveX control (hclxweb.dll)…
Priority MEDIUM 40CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Stack-based buffer overflow in Hummingbird.XWebHostCtrl.1 ActiveX control (hclxweb.dll) in Hummingbird Xweb ActiveX Control 13.0 and earlier allows remote attackers to execute arbitrary code via a long PlainTextPassword property. NOTE: code execution might not be possible in 13.0.
Why it matters now
EPSS 0.06898 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hummingbird:exceed:*:*:*:*:*:*:*:* | up to 13.0 | Vulnerable | Hummingbird |
| cpe:2.3:a:hummingbird:exceed:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Hummingbird |
| cpe:2.3:a:hummingbird:exceed:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Hummingbird |
| cpe:2.3:a:hummingbird:exceed:2006:*:*:*:*:*:*:* | 2006 | Vulnerable | Hummingbird |
| cpe:2.3:a:hummingbird:exceed:2007:*:*:*:*:*:*:* | 2007 | Vulnerable | Hummingbird |
| cpe:2.3:a:hummingbird:exceed_powersuite:*:*:*:*:*:*:*:* | all versions | Vulnerable | Hummingbird |
- cpe:2.3:a:hummingbird:exceed:*:*:*:*:*:*:*:* Versions up to 13.0 Vulnerable ·Hummingbird
- cpe:2.3:a:hummingbird:exceed:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Hummingbird
- cpe:2.3:a:hummingbird:exceed:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Hummingbird
- cpe:2.3:a:hummingbird:exceed:2006:*:*:*:*:*:*:* Versions 2006 Vulnerable ·Hummingbird
- cpe:2.3:a:hummingbird:exceed:2007:*:*:*:*:*:*:* Versions 2007 Vulnerable ·Hummingbird
- cpe:2.3:a:hummingbird:exceed_powersuite:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Hummingbird
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-4729
- 2026-10-03 Alias added: GHSA-q7p7-4ggp-82vg
More Hummingbird Exceed vulnerabilities
- TI-1999-01228 Hummingbird Exceed 6.0.1.0 inadvertently includes a DLL that was meant for development… CVSS 2.0HIGH 7.5
- TI-1999-01144 Hummingbird Exceed X version 5 allows remote attackers to cause a denial of service via malformed data to port 6000. CVSS 2.0MEDIUM 5.0
- TI-2004-02130 Xconfig in Hummingbird Exceed before 9.0.0.1, when the Screen Definition is… CVSS 2.0LOW 2.1
Sources
- CVE-2008-4729 · CVE Program
- CVE-2008-4729 · NVD
- FIRST EPSS
- GHSA-q7p7-4ggp-82vg · 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