OS Command Injection in TP-Link TL-WR841N (CVE-2026-102294)
Summary
OS command injection in TP-Link TL-WR841N (CVE-2026-102294). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands.
Successful exploitation may allow unauthorized access to sensitive information, modification of device configuration or services, and disruption of device operation.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-102294 has been found in TP-Link TL-WR841N.
Risk of unauthorized operations or information disclosure.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "TP-Link TL-WR841N CVE-2026-102294" on the vendor's site.
CVE-2026-102294 (TP-Link TL-WR841N) — CWE-78
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
OS command injection (CWE-78) exists in TP-Link TL-WR841N.
Check the vendor advisory for the affected versions of TP-Link TL-WR841N.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで TP-Link TL-WR841N を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- web tp-link.com
- web tp-link.com
- web tp-link.com
- web nvd.nist.gov
- web tp-link.com
- web github.com