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CVE-2026-9033

MEDIUMCVSS 4.3/10EPSS 0.18%

Last modified

CVE-2026-9033 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS 4.0
6/10

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.18%

8.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Tp-LinkEr7212pc Firmware< 2.4.3
Tp-LinkEr605 Firmware< 2.4.4
Tp-LinkEr7206 Firmware< 2.3.5
Tp-LinkEr7406 Firmware< 1.3.4
Tp-LinkEr707-M2 Firmware< 1.4.4
Tp-LinkEr7412-M2 Firmware< 1.2.0
Tp-LinkEr8411 Firmware< 1.4.1
Tp-LinkEr706w Firmware< 1.2.11
Tp-LinkEr706w-4g Firmware< 1.2.6
Tp-LinkEr706w-4g Firmware< 2.1.11
Tp-LinkEr706wp-4g Firmware< 1.1.11
Tp-LinkEr703wp-4g-Outdoor Firmware< 1.1.7
Tp-LinkDr3220v-4g Firmware< 1.2.0
Tp-LinkDr3650v Firmware< 1.2.0
Tp-LinkDr3650v-4g Firmware< 1.2.0
Tp-LinkEr603wp-4g-Outdoor Firmware< 1.0.2
Tp-LinkDr3150 Firmware< 1.0.1
Tp-LinkEr701-5g-Outdoor Firmware< 1.0.3
Tp-LinkEr605w Firmware< 2.0.4

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-9033?
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.
How severe is CVE-2026-9033?
CVE-2026-9033 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-9033?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST