Sleipnir 4.0.0.4000 and earlier on Windows allows remote attackers to spoof the SSL lock…
Priority LOW 25Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Sleipnir 4.0.0.4000 and earlier on Windows allows remote attackers to spoof the SSL lock icon and address-bar colors via unspecified vectors.
Why it matters now
EPSS 0.01034 64th 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fenrir-inc:sleipnir:*:-:*:*:*:windows:*:* | up to 4.0.0.4000 | Vulnerable | Fenrir-inc |
| cpe:2.3:a:fenrir-inc:sleipnir:3.9.1.4000:-:*:*:*:windows:*:* | 3.9.1.4000 | Vulnerable | Fenrir-inc |
- cpe:2.3:a:fenrir-inc:sleipnir:*:-:*:*:*:windows:*:* Versions up to 4.0.0.4000 Vulnerable ·Fenrir-inc
- cpe:2.3:a:fenrir-inc:sleipnir:3.9.1.4000:-:*:*:*:windows:*:* Versions 3.9.1.4000 Vulnerable ·Fenrir-inc
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2013-2303
- 2026-10-03 Alias added: GHSA-gj3h-5fv5-g5f9
References
Advisory 2
More Fenrir-inc Sleipnir vulnerabilities
- TI-2016-06580 Open redirect in Fenrir Sleipnir 4 Black Edition for Mac CVSS 3.0MEDIUM 6.1
- TI-2010-03723 Fenrir Sleipnir 2.9.6 and earlier does not prevent interaction between web script and the… CVSS 2.0MEDIUM 5.8
Sources
- CVE-2013-2303 · CVE Program
- CVE-2013-2303 · NVD
- FIRST EPSS
- GHSA-gj3h-5fv5-g5f9 · GitHub Advisory Database · CC BY 4.0
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