Authenticated Command Injection Vulnerability in Surfshark VPN Login in multiple Archer products
Key facts
- Attack vector
- Adjacent network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
An OS Command Injection vulnerability exists in the Surfshark VPN login functionality in TP-Link Archer BE230 v1.2, BE3600v1, AX10 v3 and AXE75 v1, allowing an adjacent authenticated attacker to execute arbitrary code. Successful exploitation could allow an attacker to gain full administrative control of the device, resulting in severe compromise of configuration integrity, network security, and service availability. This CVE covers one of multiple distinct OS command injection issues identified across separate code paths. Although similar in nature, each instance is tracked under a unique CVE ID. This issue affects Archer BE230 v1.2 < 1.2.4 Build 20251218 rel.70420 and Archer AXE75 v1 < 1.5.6 Build 20260623.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| TP-Link | Archer BE230 v1.2 | before 1.2.4 Build 20251218 rel.70420 | 1.2.4 Build 20251218 rel.70420 | Patch available | CNA |
| TP-Link | Archer AXE75 v1 | before 1.5.6 Build 20260623 | 1.5.6 Build 20260623 | Patch available | CNA |
| TP-Link | Archer BE3600 v1 | before (KR)_V1_1.2.2 Build 20260903; before (EU)_V1_1.2.6 Build 20260617; before (USW)_V1.26_1.2.6 Build 20260617 | (KR)_V1_1.2.2 Build 20260903, (EU)_V1_1.2.6 Build 20260617, (USW)_V1.26_1.2.6 Build 20260617 | Patch available | CNA |
| TP-Link | Archer AX10 v3 | before V3_1.3.3 Build 20260616 | V3_1.3.3 Build 20260616 | Patch available | CNA |
- Archer BE230 v1.2 VendorTP-Link Affected before 1.2.4 Build 20251218 rel.70420 Fixed in 1.2.4 Build 20251218 rel.70420 Patch available CNA
- Archer AXE75 v1 VendorTP-Link Affected before 1.5.6 Build 20260623 Fixed in 1.5.6 Build 20260623 Patch available CNA
- Archer BE3600 v1 VendorTP-Link Affected before (KR)_V1_1.2.2 Build 20260903; before (EU)_V1_1.2.6 Build 20260617; before (USW)_V1.26_1.2.6 Build 20260617 Fixed in (KR)_V1_1.2.2 Build 20260903, (EU)_V1_1.2.6 Build 20260617, (USW)_V1.26_1.2.6 Build 20260617 Patch available CNA
- Archer AX10 v3 VendorTP-Link Affected before V3_1.3.3 Build 20260616 Fixed in V3_1.3.3 Build 20260616 Patch available CNA
Remediation
- Fix · CNA Archer BE230 v1.2 (TP-Link Systems Inc.) Fixed in 1.2.4 Build 20251218 rel.70420
- Fix · CNA Archer AXE75 v1 (TP-Link Systems Inc.) Fixed in 1.5.6 Build 20260623
- Fix · CNA Archer BE3600 v1 (TP Link Systems Inc.) Fixed in (KR)_V1_1.2.2 Build 20260903, (EU)_V1_1.2.6 Build 20260617, (USW)_V1.26_1.2.6 Build 20260617
- Fix · CNA Archer AX10 v3 (TP Link Systems Inc.) Fixed in V3_1.3.3 Build 20260616
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
TP Link Systems Archer BE230 v1.2, Archer BE3600 v1 — tp-link.com/us/support/faq/4935
10 records Highest priority Priority MEDIUM 10 MEDIUM
Other records, highest priority first
- TI-2026-17837 Command Injection Vulnerability on TP-Link Archer BE230 v1.2Priority MEDIUM 44
- TI-2026-17836 Command Injection Vulnerability on TP-Link Archer BE230 and AX73Priority MEDIUM 44
- TI-2026-17835 Command Injection Vulnerability on TP-Link Archer BE230 v1.2 and AXE75 v1.0Priority MEDIUM 44
Timeline
- 2026-10-02 Threatist record created from CVE-2026-0631
- 2026-10-03 Alias added: GHSA-j6g9-f586-p93v
- 2026-10-28 Title updated · CNA
- 2026-10-28 Fix available: TP Link Systems Inc./Archer AX10 v3@V3_1.3.3 Build 20260616 · CNA
- 2026-10-28 2 new references · CNA
References
Patch 11
- https://www.tp-link.com/us/support/download/archer-be230/v1.20/#Firmware
- https://www.tp-link.com/en/support/download/archer-be230/v1.20/#Firmware
- https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#Firmware
- https://www.tp-link.com/us/support/faq/4935/
- https://www.tp-link.com/en/support/download/archer-axe75/v1/#Firmware
- https://www.tp-link.com/us/support/download/archer-axe75/v1/#Firmware
- https://www.tp-link.com/kr/support/download/archer-be3600/v1/#Firmware
- https://www.tp-link.com/en/support/download/archer-be3600/v1/#Firmware
- https://www.tp-link.com/us/support/download/archer-be3600/v1.26/#Firmware
- https://www.tp-link.com/us/support/download/archer-ax10/v3/#Firmware
- https://www.tp-link.com/en/support/download/archer-ax10/v3/#Firmware
More TP-Link Archer Be230 Firmware vulnerabilities
- TI-2026-17837 Command Injection Vulnerability on TP-Link Archer BE230 v1.2 CVSS 4.0HIGH 8.5
- TI-2026-17836 Command Injection Vulnerability on TP-Link Archer BE230 and AX73 CVSS 4.0HIGH 8.5
- TI-2026-17835 Command Injection Vulnerability on TP-Link Archer BE230 v1.2 and AXE75 v1.0 CVSS 4.0HIGH 8.5
- TI-2026-17834 Command Injection Vulnerability on TP-Link Archer BE230 v1.2 CVSS 4.0HIGH 8.5
- TI-2026-17839 Command Injection Vulnerability on TP-Link Archer BE230 v1.2 and Deco BE25 v1.0 CVSS 4.0HIGH 8.6
- TI-2026-17833 Command Injection Vulnerability on TP-Link Archer BE230 v1.2 and BE3600 v1 CVSS 4.0HIGH 8.5
Sources
- CVE-2026-0631 · CVE Program
- CVE-2026-0631 · NVD
- FIRST EPSS
- GHSA-j6g9-f586-p93v · 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