CVE record · CVE-2026-15315

Unauthenticated Administrative Authentication Bypass via device_confirm Replay in TP-Link Tapo C120 and C200

CVSS 8.7 HighEPSS 0.0046 · 40th percentile

Published by the CVE Program (CNA: TPLink) at 18 Aug 2026, 21:24 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.	Tapo C200 v5	affected before V5_1.4.6 Build 260709 Rel.27675n custom Other versions: unaffected
TP-Link Systems Inc	Tapo C120 v1	affected before 1.9.3 Build 260521 custom Other versions: unaffected

Identifiers: CVE-2026-15315
CNA: TPLink
Weakness (CWE): CWE-287
Tags: TP-Link Systems Inc. Tapo C200 v5
TP-Link Systems Inc Tapo C120 v1
Authentication bypass
Published: 18 Aug 2026
Updated: 27 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
8.7	High	4.0	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CNA (TPLink)

CISA KEV Not listed.
EPSS 0.0046, the 40th percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

18 Aug 2026, 22:16 UTC Confirmed by NVD

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.