What is CVE-2025-9377?

CVE-2025-9377 is a high-severity vulnerability in TP-Link Archer C7, classified under OS Command Injection. CVSS score: 7.2/10. Published 2025-08-29.

How severe is CVE-2025-9377?

High severity. CVSS v3 base score is 7.2 out of 10.

Is CVE-2025-9377 known to be exploited?

Yes. CVE-2025-9377 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-09-03), indicating it is being actively exploited. 6 public proof-of-concept repositories are indexed.

RCE in TP-Link Archer C7

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).

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.335 (98.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tp-link Archer_c7 — versions 2.0
Tp-link Archer_c7_firmware
Tp-link Tl-wr841n — versions v9
Tp-link Tl-wr841nd — versions 9
Tp-link Tl-wr841nd_firmware
Tp-link Tl-wr841n_firmware
Tp-link Systems Inc. Archer C7(eu) V2 — versions 0
Tp-link Systems Inc. Tl-wr841n/nd(ms) V9 — versions 0

Weakness classification (CWE)

CWE-78 — OS Command Injection

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2025-09-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2025-09-24.

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.

Public proof-of-concept exploits

References

f23511db-6c3e-4e32-a477-6aa17d310630 (vendor-advisory, Vendor Advisory)
f23511db-6c3e-4e32-a477-6aa17d310630 (Product, vendor-advisory, patch)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2025-9377?: CVE-2025-9377 is a high-severity vulnerability in TP-Link Archer C7, classified under OS Command Injection. CVSS score: 7.2/10. Published 2025-08-29.
How severe is CVE-2025-9377?: High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2025-9377 known to be exploited?: Yes. CVE-2025-9377 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-09-03), indicating it is being actively exploited. 6 public proof-of-concept repositories are indexed.