---
title: "Log4j Developer Response"
url: https://daily.dev/posts/log4j-developer-response-hbqzxxmt4
source_url: https://blogs.cisco.com/developer/log4jdevresponse01
type: article
source: "Cisco"
published: 2021-12-11T22:34:55.463Z
updated: 2026-03-15T03:43:47.694Z
tags: ["apache", "cyber", "general-programming", "java", "security", "tech-news"]
reading_time: 3
upvotes: 12
comments: 1
language: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Log4j Developer Response

**[Cisco](https://daily.dev/sources/cisco)** · 3 min read · 12 upvotes · 1 comments

## Summary

A newly discovered zero-day vulnerability (CVE-2021-44228) in the Apache Log4j library. If exploited, the vulnerability allows attackers to gain full control of affected servers and your application. There are a few key things you can do as a developer to contain the threat.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://blogs.cisco.com/developer/log4jdevresponse01>

## Community discussion

Top comments from developers on daily.dev.

**@maxalthaus** · 1 upvotes

> I am sure, this was only the beginning of a longer hunt for micro programs, that have the same problem like Log4j, due to their age.

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---

Tags: [#apache](https://daily.dev/tags/apache), [#cyber](https://daily.dev/tags/cyber), [#general-programming](https://daily.dev/tags/general-programming), [#java](https://daily.dev/tags/java), [#security](https://daily.dev/tags/security), [#tech-news](https://daily.dev/tags/tech-news)

[View this post on daily.dev](https://daily.dev/posts/log4j-developer-response-hbqzxxmt4)