What’s Vulnerable › Vulnerabilities

CVE-2025-9377: TP-Link Archer C7(EU) and TL-WR841N/ND(MS) OS Command Injection Vulnerability

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2025-09-03
• EPSS: 41.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-29 · updated 2026-10-18
• Weakness: CWE-78

Description

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).

Affected products

• TP-Link Systems Inc. Archer C7 v5 and v5.8: before 241108 — fixed in 241108
• TP-Link TL-WR841N: before 241108 — fixed in 241108
• TP-Link TL-WR841ND: before 241108 — fixed in 241108

How to fix

Upgrade to a fixed version: TP-Link Systems Inc. Archer C7 v5 and v5.8 241108; TP-Link TL-WR841N 241108; TP-Link TL-WR841ND 241108. Check the vendor advisory for mitigations.

References

• https://www.tp-link.com/us/support/faq/4308/
• https://www.tp-link.com/us/support/faq/4365/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-9377

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