CVE-2026-9033: TP-Link DR3150 Firmware

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

An unauthenticated attacker with network access to the captive portal service of an affected device can terminate active captive portal sessions, including forcing logout of specific users or clearing all active sessions. Affected users must re-authenticate to regain access.  Successful exploitation may allow termination of individual or all active captive portal sessions, causing temporary service disruption and requiring users to re-authenticate.

Affected products

• TP-Link DR3150 Firmware: before 1.0.1 (fixed in 1.0.1)
• TP-Link DR3220V-4g Firmware: before 1.2.0 (fixed in 1.2.0)
• TP-Link DR3650V-4g Firmware: before 1.2.0 (fixed in 1.2.0)
• TP-Link DR3650V Firmware: before 1.2.0 (fixed in 1.2.0)
• TP-Link ER603WP-4g-Outdoor Firmware: before 1.0.2 (fixed in 1.0.2)
• TP-Link ER605 Firmware: before 2.4.4 (fixed in 2.4.4)
• TP-Link ER605W Firmware: before 2.0.4 (fixed in 2.0.4)
• TP-Link ER701-5g-Outdoor Firmware: before 1.0.3 (fixed in 1.0.3)
• TP-Link ER703WP-4g-Outdoor Firmware: before 1.1.7 (fixed in 1.1.7)
• TP-Link ER706W-4g Firmware: before 1.2.6 (fixed in 1.2.6); before 2.1.11 (fixed in 2.1.11)
• TP-Link ER706W Firmware: before 1.2.11 (fixed in 1.2.11)
• TP-Link ER706WP-4g Firmware: before 1.1.11 (fixed in 1.1.11)
• TP-Link ER707-m2 Firmware: before 1.4.4 (fixed in 1.4.4)
• TP-Link ER7206 Firmware: before 2.3.5 (fixed in 2.3.5)
• TP-Link ER7212PC Firmware: before 2.4.3 (fixed in 2.4.3)
• TP-Link ER7406 Firmware: before 1.3.4 (fixed in 1.3.4)
• TP-Link ER7412-m2 Firmware: before 1.2.0 (fixed in 1.2.0)
• TP-Link ER8411 Firmware: before 1.4.1 (fixed in 1.4.1)

Published 2026-08-20. Last modified 2026-09-08.