Remote Command Execution Vulnerability in TP-Link Archer C7 and TL-WR841N
CVE-2025-9377

8.6HIGH

Key Information:

Vendor

Tp-link Systems Inc.

Status
Archer C7(eu) V2
Tl-wr841n/nd(ms) V9
Vendor
CVE Published:
29 August 2025

Badges

👾 Exploit Exists🟣 EPSS 18%🦅 CISA Reported📰 News Worthy

What is CVE-2025-9377?

An authenticated remote command execution vulnerability has been identified in the parental control page of the TP-Link Archer C7 (EU) V2 and TL-WR841N/ND (MS) V9 routers. This vulnerability allows attackers with valid credentials to execute arbitrary commands on the affected devices. Notably, both products have reached end-of-life (EOL) status, meaning they may no longer receive official security updates. Users are strongly encouraged to consider upgrading to newer models for improved security and performance. If immediate replacement is not feasible, a patch is available for download and installation.

CISA has reported CVE-2025-9377

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2025-9377 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Affected Version(s)

Archer C7(EU) V2 0 < 241108

TL-WR841N/ND(MS) V9 0 < 241108

News Articles

favicon imageBleepingComputer

New TP-Link zero-day surfaces as CISA warns other flaws are exploited

TP-Link has confirmed the existence of an unpatched zero-day vulnerability impacting multiple router models, as CISA warns that other router flaws have been exploited in attacks.

3 weeks ago

favicon imageMalwarebytes

TP-Link warns of botnet infecting routers and targeting Microsoft 365 accounts

The Quad7 botnet is adding End-of-Life TP-Link routers to its arsenal and using them to steal Microsoft 365 accounts.

3 weeks ago

References

https://www.tp-link.com/us/support/faq/4365/
vendor-advisory
https://www.tp-link.com/us/support/faq/4308/
patchvendor-advisory

EPSS Score

18% chance of being exploited in the next 30 days.

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 📰

    First article discovered by Malwarebytes

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-9377 : Remote Command Execution Vulnerability in TP-Link Archer C7 and TL-WR841N