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Vulnerability record · CVE-2018-12575 · published 2 July 2018

CVE-2018-12575: Tp-link tl-wr841n firmware improper authentication vulnerability

Tp Link · Tl Wr841n Firmware

On TP-Link TL-WR841N v13 00000001 0.9.1 4.16 v0001.0 Build 171019 Rel.55346n devices, all actions in the web interface are affected by bypass of authentication via an HTTP request.

9.8 CVSS 3.0 Critical EPSS 2.9% · top 13.8% CWE-287 · Improper authentication
9.8CVSS 3.0 base score, v2 7.5
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

On TP-Link TL-WR841N v13 00000001 0.9.1 4.16 v0001.0 Build 171019 Rel.55346n devices, all actions in the web interface are affected by bypass of authentication via an HTTP request.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://software-talk.org/blog/2018/06/tplink-wr841n-broken-auth-cve-2018-12575/ Broken LinkThird Party Advisory
https://software-talk.org/blog/2018/06/tplink-wr841n-broken-auth-cve-2018-12575/ Broken LinkThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-12575), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.