--- title: 'USN-7695-1: Sidekiq vulnerabilities | Ubuntu security notices' description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/notices/USN-7695-1 --- 1. [Ubuntu Security Notices](https://ubuntu.com/security/notices) 2. USN-7695-1 --- # USN-7695-1: Sidekiq vulnerabilities Publication date 14 August 2025 Overview Several security issues were fixed in Sidekiq. Releases [22.04 LTS](https://ubuntu.com/security/notices?release=jammy) [20.04 LTS](https://ubuntu.com/security/notices?release=focal) [18.04 LTS](https://ubuntu.com/security/notices?release=bionic) --- Open side navigation ## Packages * [ruby-sidekiq](https://ubuntu.com/security/cves?package=ruby-sidekiq) - Simple, efficient background processing for Ruby ## Details Anas Roubi discovered that Sidekiq did not correctly sanitize certain inputs. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. ([CVE-2021-30151](https://ubuntu.com/security/CVE-2021-30151)) It was discovered that Sidekiq did not correctly bound certain inputs. An attacker could possibly use this issue to cause a denial of service. ([CVE-2022-23837](https://ubuntu.com/security/CVE-2022-23837)) ## Update instructions In general, a standard system update will make all the necessary changes. [Learn more about how to get the fixes.](https://ubuntu.com/security/cves/about#security) The problem can be corrected by updating your system to the following package versions: | Ubuntu Release | Package Version | | --- | --- | | 22.04 LTS jammy | [ruby-sidekiq](https://launchpad.net/ubuntu/+source/ruby-sidekiq) –  6.3.1+dfsg-1ubuntu0.1~esm1   Ubuntu Pro | | | | 20.04 LTS focal | [ruby-sidekiq](https://launchpad.net/ubuntu/+source/ruby-sidekiq) –  5.2.7+dfsg-1ubuntu0.1~esm1   Ubuntu Pro | | | | 18.04 LTS bionic | [ruby-sidekiq](https://launchpad.net/ubuntu/+source/ruby-sidekiq) –  5.0.4+dfsg-2ubuntu0.1~esm1   Ubuntu Pro | | | --- ### Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. [Get Ubuntu Pro](https://ubuntu.com/pro) ## References * [CVE-2022-23837](https://ubuntu.com/security/CVE-2022-23837) * [CVE-2021-30151](https://ubuntu.com/security/CVE-2021-30151)