Lavasoft Web Companion (also known as Ad-Aware WebCompanion) versions 8.9.0.1091 through…
Priority HIGH 65CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.
Summary
Lavasoft Web Companion (also known as Ad-Aware WebCompanion) versions 8.9.0.1091 through 12.1.3.1037 installs the DCIService.exe service with an unquoted service path vulnerability. An attacker with write access to the file system could potentially execute arbitrary code with elevated privileges by placing a malicious executable in the unquoted path.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00295 22nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-45095
- 2026-10-03 Alias added: GHSA-6rv5-xg83-xccr
References
Sources
- CVE-2025-45095 · CVE Program
- CVE-2025-45095 · NVD
- FIRST EPSS
- GHSA-6rv5-xg83-xccr · 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