CVE record · CVE-2026-12001

Hardcoded Credential Vulnerability in Multiple TP-Link Router Models

CVSS 5.2 MediumEPSS 0.0034 · 28th percentile

Published by the CVE Program (CNA: TPLink) at 27 Jul 2026, 20:08 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
TP-Link Systems Inc.	TL-WR850N v3	affected before TL-WR850N(IN)_V3.48_3.16.0 Build 260422_2048 custom Other versions: unaffected
TP-Link Systems Inc.	Archer C20 v6	affected before Archer C20(US)_V6_250630 custom Other versions: unaffected
TP Link Systems Inc.	TL-WR845N v4	affected before TL-WR845N(UN)_V4_250401 custom Other versions: unaffected
TP-Link Systems Inc.	Archer MR200 v5	affected before EU_V5.20_1.3.0 Build 260319 custom Other versions: unaffected
TP Link Systems Inc.	TL-WR902AC v4	affected before US_V4_0.9.1 Build 260810 custom affected before EU_V4_0.9.3 Build 260728 custom Other versions: unaffected

Identifiers: CVE-2026-12001
CNA: TPLink
Weakness (CWE): CWE-798
Tags: TP-Link Systems Inc. TL-WR850N v3
TP-Link Systems Inc. Archer C20 v6
TP Link Systems Inc. TL-WR845N v4
TP-Link Systems Inc. Archer MR200 v5
TP Link Systems Inc. TL-WR902AC v4
Hard-coded credentials
Published: 27 Jul 2026
Updated: 11 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.2	Medium	4.0	CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N	CNA (TPLink)

CISA KEV Not listed.
EPSS 0.0034, the 28th percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 27 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.