What’s Vulnerable › Vulnerabilities

CVE-2026-102815: Command Injection in tmpServer Allows Local Privilege Escalation in TP-Link RE305

• Severity: medium (CVSS 6.9 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-27 · updated 2026-10-29
• Weakness: CWE-78

Description

An operating-system command injection vulnerability exists in the tmpServer service of TP-Link RE305 V3. The service runs with root privileges and listens on the local loopback interface. A local attacker with access to a low-privileged process on the device may submit a crafted request to the TDDPv1 service and execute operating-system commands with root privileges. Successful exploitation may allow a local attacker with low privileges to obtain root privileges and execute arbitrary operating-system commands on the affected device.

Affected products

• TP-Link Systems Inc. RE305 v3: before 1.1.8 Build 20260921 Rel. 42853 — fixed in 1.1.8 Build 20260921 Rel. 42853

How to fix

Upgrade to a fixed version: TP-Link Systems Inc. RE305 v3 1.1.8 Build 20260921 Rel. 42853. Check the vendor advisory for mitigations.

References

• https://www.tp-link.com/en/support/download/re305/v3/#Firmware
• https://www.tp-link.com/us/support/download/re305/v3/#Firmware
• https://www.tp-link.com/us/support/faq/5362/

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