TP-Link Archer C7(EU) and TL-WR841N/ND(MS) OS Command Injection Vulnerability (CVE-2025-9377)
Severity: high · Patch status: unknown · Since 2025-09-03 · CVE-2025-9377
TP-Link Archer C7(EU) and TL-WR841N/ND(MS) contain an OS command injection vulnerability that exists in the Parental Control page. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization. CISA added CVE-2025-9377 to its Known Exploited Vulnerabilities catalog on Sep 3, 2025, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Sep 24, 2025 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch