# Important Photon OS Security Update

## Summary
  
Advisory Id     : PHSA-2026-5.0-0911
  
Type            : Security
  
Severity        : ['Important', 'Moderate', 'Low']
  
Issue date      : 2026-06-30
  
Affected Release: 5.0

## Details
  
Updates of ['python3-urllib3', 'rubygem-nokogiri', 'rubygem-faraday', 'python3-mistune'] packages of Photon OS have been released.
## Affected Packages

### Important
  
python3-urllib3 - ['[CVE-2026-9375](https://nvd.nist.gov/vuln/detail/CVE-2026-9375)']
  
rubygem-nokogiri - ['[CVE-2026-57236](https://nvd.nist.gov/vuln/detail/CVE-2026-57236)', '[CVE-2026-57434](https://nvd.nist.gov/vuln/detail/CVE-2026-57434)', '[BDSA-2026-15945](https://nvd.nist.gov/vuln/detail/BDSA-2026-15945)', '[CVE-2026-57435](https://nvd.nist.gov/vuln/detail/CVE-2026-57435)', '[CVE-2026-57235](https://nvd.nist.gov/vuln/detail/CVE-2026-57235)']
  
rubygem-faraday - ['[CVE-2026-54297](https://nvd.nist.gov/vuln/detail/CVE-2026-54297)']
  
python3-mistune - ['[CVE-2026-49851](https://nvd.nist.gov/vuln/detail/CVE-2026-49851)']

### Moderate
  
rubygem-nokogiri - ['[CVE-2026-57438](https://nvd.nist.gov/vuln/detail/CVE-2026-57438)', '[CVE-2026-57436](https://nvd.nist.gov/vuln/detail/CVE-2026-57436)', '[CVE-2026-57437](https://nvd.nist.gov/vuln/detail/CVE-2026-57437)']
  
python3-mistune - ['[CVE-2026-44899](https://nvd.nist.gov/vuln/detail/CVE-2026-44899)']

### Low
  
rubygem-nokogiri - ['[CVE-2026-57234](https://nvd.nist.gov/vuln/detail/CVE-2026-57234)']

## Solution
  
Update the affected packages (tdnf update package)

## Updated Packages Information
  
python3-urllib3-1.26.19-9.ph5.noarch.rpm | size : 272K , sha256 : e53de76352fcbd41858577d6ee52f342415e8d494be51cb3f4529f53c28204e0 , build time : Tue, 30 Jun 2026 12:57:55 UTC
  
rubygem-nokogiri-1.19.4-1.ph5.x86_64.rpm | size : 5.7M , sha256 : 03ce880e9deaadba524c9084072e5afab51b849a4cf00c9649c6415e63d96786 , build time : Tue, 30 Jun 2026 12:57:50 UTC
  
rubygem-faraday-2.14.3-1.ph5.x86_64.rpm | size : 232K , sha256 : 0a697aceb4436df3dcdb2fac60b0eb77058161437e3660cf21bce0939706b0c3 , build time : Tue, 30 Jun 2026 12:57:52 UTC
  
python3-mistune-3.2.0-4.ph5.noarch.rpm | size : 136K , sha256 : 369e76eaa95f24b115986c59b85e9f4f34cf55e521001e8fc3eeff28cd009ec8 , build time : Tue, 30 Jun 2026 12:57:53 UTC