SnowHaze before 2.6.6 is sometimes too late to honor a per-site JavaScript blocking…
Priority LOW 36CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-863.
Summary
SnowHaze before 2.6.6 is sometimes too late to honor a per-site JavaScript blocking setting, which leads to unintended JavaScript execution via a chain of webpage redirections targeted to the user's browser configuration.
Why it matters now
EPSS 0.01424 73rd 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-18949
- 2026-10-03 Alias added: GHSA-gqrr-28h7-96f8
References
Advisory 1
Sources
- CVE-2019-18949 · CVE Program
- CVE-2019-18949 · NVD
- FIRST EPSS
- GHSA-gqrr-28h7-96f8 · GitHub Advisory Database · CC BY 4.0
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