# Important Photon OS Security Update

## Summary
  
Advisory Id     : PHSA-2026-4.0-1043
  
Type            : Security
  
Severity        : ['Important']
  
Issue date      : 2026-06-26
  
Affected Release: 4.0

## Details
  
Updates of ['memcached'] packages of Photon OS have been released.
## Affected Packages

### Important
  
memcached - ['[CVE-2026-47784](https://nvd.nist.gov/vuln/detail/CVE-2026-47784)', '[CVE-2026-47783](https://nvd.nist.gov/vuln/detail/CVE-2026-47783)']

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

## Updated Packages Information
  
memcached-1.6.22-2.ph4.x86_64.rpm | size : 180K , sha256 : 4a377489597692723f0ece21397039a666fb94de688007bf05dd6b8dd6f69f08 , build time : Fri, 26 Jun 2026 09:52:38 UTC
  
memcached-devel-1.6.22-2.ph4.x86_64.rpm | size : 52K , sha256 : 755cc8ceae08c00fdbba81b823692173d1e05b112ecf3a44aefd57a394570e53 , build time : Fri, 26 Jun 2026 09:52:38 UTC