TP-Link Archer C7(EU) and TL-WR841N/ND(MS) OS Command Injection Vulnerability
TP-Link Systems Inc. — Archer C7(EU) V2
The authenticated remote command execution (RCE) vulnerability exists in the Parental Control page on TP-Link Archer C7(EU) V2 and TL-WR841N/ND(MS) V9. This issue affects Archer C7(EU) V2: before 241108 and TL-WR841N/ND(MS) V9: before 241108. Both products have reached the status of EOL (end-of-life). It's recommending to purchase the new product to ensure better performance and security. If replacement is not an option in the short term, please use the second reference link to download and install the patch(es).
8.6
11.7%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- High
- User interaction
- None
- Confidentiality (Vulnerable System)
- High
- Integrity (Vulnerable System)
- High
- Availability (Vulnerable System)
- High
- Confidentiality (Subsequent System)
- None
- Integrity (Subsequent System)
- None
- Availability (Subsequent System)
- None
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Published
- Aug 29, 2025
- Modified
- Feb 26, 2026
- Added to KEV
- Sep 3, 2025
- Federal patch due
- Sep 24, 2025
CISA required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2025-9377, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2025-9377 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is CVE-2025-9377?
The authenticated remote command execution (RCE) vulnerability exists in the Parental Control page on TP-Link Archer C7(EU) V2 and TL-WR841N/ND(MS) V9. This issue affects Archer C7(EU) V2: before 241108 and TL-WR841N/ND(MS) V9: before 241108. Both products have reached the status of EOL (end-of-life). It's recommending to purchase the new product to ensure better performance and security. If replacement is not an option in the short term, please use the second reference link to download and install the patch(es).
How severe is CVE-2025-9377?
CVE-2025-9377 has a CVSS base score of 8.6 out of 10 (CVSS 4.0).
Is CVE-2025-9377 actively exploited in the wild?
Yes. CVE-2025-9377 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Sep 3, 2025, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2025-9377?
11.7% - meaning FIRST.org's EPSS model estimates a 11.7% probability this vulnerability will be exploited in the wild within 30 days (96% percentile among all scored CVEs).
What type of vulnerability is CVE-2025-9377?
CVE-2025-9377 is classified under CWE-78 (CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')).
Cross-checked against
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