Argument injection vulnerability in Avant Browser 10.1 Build 17 allows user-assisted…
Priority LOW 26CWE-88Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-88.
Summary
Argument injection vulnerability in Avant Browser 10.1 Build 17 allows user-assisted remote attackers to modify command line arguments to an invoked mail client via " (double quote) characters in a mailto: scheme handler, as demonstrated by launching Microsoft Outlook with an arbitrary filename as an attachment. NOTE: it is not clear whether this issue is implementation-specific or a problem in the Microsoft API.
Why it matters now
EPSS 0.01823 78th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:avantbrowser:avant_browser:10.1:build_17:*:*:*:*:*:* | 10.1 build_17 | Vulnerable | Avantbrowser |
- cpe:2.3:a:avantbrowser:avant_browser:10.1:build_17:*:*:*:*:*:* Versions 10.1 build_17 Vulnerable ·Avantbrowser
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-2058
- 2026-10-03 Alias added: GHSA-qc6x-g3h2-596q
References
More Avantbrowser Avant Browser vulnerabilities
- TI-2008-03997 Integer overflow in the JavaScript engine in Avant Browser 11.7 Build 9 and earlier… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2006-2058 · CVE Program
- CVE-2006-2058 · NVD
- FIRST EPSS
- GHSA-qc6x-g3h2-596q · GitHub Advisory Database · CC BY 4.0
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