Path traversal in Quanxun Huiju IK-Q3000 router allows code execution
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Quanxun Huiju Network Technology (Beijing) Co., Ltd IK-Q3000 Enterprise-grade Wi-Fi 6 wireless router Enterprise Edition up to and including iKuai8_3.7.23_Enterprise Build 202606021825, and Free Edition up to and including iKuai 8_4.0.304-beta, are affected. A directory traversal flaw (CWE-22) lets input reach files outside the intended directory. A remote attacker who needs no privileges can execute arbitrary code, with high impact to confidentiality, integrity and availability.
Written with Claude Haiku 5.5 from the sources below · 2026-10-27
Description from the CNA
Directory Traversal vulnerability in Quanxun Huiju Network Technology (Beijing) Co., Ltd IK-Q3000 Enterprise-grade Wi-Fi 6 wireless router Enterprise Edition: <= iKuai8_3.7.23_Enterprise Build 202606021825 - Free Edition: <= iKuai 8_4.0.304-beta allows a remote attacker to execute arbitrary code.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
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
The sources list no fixed version for the Quanxun Huiju IK-Q3000 router.
Written with Claude Haiku 5.5 from the sources below · 2026-10-27
Timeline
- 2026-10-13 Threatist record created from CVE-2026-78799
- 2026-10-13 Alias added: GHSA-rcp7-qh7p-59r7
- 2026-10-16 EPSS moved to the 50th–90th percentile
- 2026-10-16 CVSS score added · CISA ADP
- 2026-10-16 Weakness changed · CISA ADP
- 2026-10-16 CISA SSVC decision points changed
- 2026-10-16 Priority changed: LOW → MEDIUM
References
Sources
- CVE-2026-78799 · CVE Program
- CVE-2026-78799 · NVD
- FIRST EPSS
- GHSA-rcp7-qh7p-59r7 · GitHub Advisory Database · CC BY 4.0
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