---
title: "DD-WRT: known exploited vulnerabilities"
url: https://erroneo.us/security/vendor/dd-wrt/
description: "Every DD-WRT vulnerability in CISA's Known Exploited Vulnerabilities catalog since October 2023 (1), newest first, with due dates and fixes."
type: vendor
section: "Security Digest"
date_modified: 2026-07-21
publisher: erroneo.us
author: erroneo.us Security Desk
license: All rights reserved. Quote with attribution and a link.
---

# DD-WRT: known exploited vulnerabilities

- 2026-07-21 [CVE-2021-27137](https://erroneo.us/security/cve/CVE-2021-27137/index.md) DD-WRT DD-WRT: DD-WRT Stack-Based Buffer Overflow Vulnerability (due 2026-07-24; ransomware: Unknown)

---
Source page: https://erroneo.us/security/vendor/dd-wrt/ · Security Digest: https://erroneo.us/security/ · More: https://erroneo.us/llms.txt