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CVE-2026-0834

Logic Vulnerability on TP-Link Archer C20, Archer AX53 and TL-WR841N v13

Published: Jan 21, 2026Updated: Apr 28, 2026 Sources: CVE List NVD BDU csafCWE-290
8.8HIGH
NVD MITRE
EPSS Score
0.4%
Top 68.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Multiple TP-Link products (TP-Link Archer C20 V5, Archer C20 6.0, Archer AX53 v1.0 and TL-WR841N v13) are affected by multiple vulnerabilities. The most severe of these vulnerabilities could allow an adjacent, unauthenticated attacker to execute administrative commands.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-290

Affected Products

tp-link
commercial·TWaka tp link
archer ax53 firmware
Networking Infrastructure
archer c20 firmware
Networking Infrastructure
TP-Link Technologies Co Ltd.
commercial·CNaka tl-wr940n, tl-wr886n, tl-wr841n
Archer C20
Networking Infrastructure
Archer AX53
Networking Infrastructure
TP-Link Systems Inc.
commercial·CNaka tp-link
Archer C20 v6.0, Archer AX53 v1.0
Networking Infrastructure
Archer C20 V5
Networking Infrastructure
TP Link Systems Inc.
commercial·CNaka tp-link, tplink
TL-WR841N v13
Networking Infrastructure

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
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References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-119-02.json
raw.githubusercontent.com
https://www.tp-link.com/en/support/download/archer-c20/v6/#Firmware
tp-link.com
https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware
tp-link.com
and 10 more references View all →
News mentions
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