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

criticalknown exploitedCVE-2025-9377
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: TP-Linkproduct: Archer C7(EU) and TL-WR841N/ND(MS)Remote code execution
What
The vulnerability exists in the Parental Control page allowing OS command injection.
Who is affected
Users of TP-Link Archer C7(EU) and TL-WR841N/ND(MS) routers.
Urgency
Critical urgency for remediation as the vulnerability is actively exploited.
Action
Discontinue product utilization or apply any available updates.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2025-09-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-9377

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-9377coverage & exploitation statusNVD · CVE.org

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