# Important Photon OS Security Update

## Summary
  
Advisory Id     : PHSA-2026-4.0-1018
  
Type            : Security
  
Severity        : ['Important']
  
Issue date      : 2026-05-15
  
Affected Release: 4.0

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

### Important
  
python3-mako - ['[BDSA-2026-9496](https://nvd.nist.gov/vuln/detail/BDSA-2026-9496)', '[BDSA-2026-7424](https://nvd.nist.gov/vuln/detail/BDSA-2026-7424)', '[CVE-2026-41205](https://nvd.nist.gov/vuln/detail/CVE-2026-41205)']
  
rubygem-nokogiri - ['[BDSA-2026-9422](https://nvd.nist.gov/vuln/detail/BDSA-2026-9422)']

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

## Updated Packages Information
  
python3-mako-1.1.3-5.ph4.noarch.rpm | size : 132K , sha256 : 9dbd096e007ff5333eac6b03942abe3223b383a65f891b51d6959ec061f288e0 , build time : Fri, 15 May 2026 06:58:55 UTC
  
rubygem-nokogiri-1.13.6-3.ph4.x86_64.rpm | size : 6.7M , sha256 : 8c23701a4900a07dd7f31b5c48ff1616c033fc59fe2a2de237657b576fd6650b , build time : Fri, 15 May 2026 06:58:57 UTC