CVE-2026-4480

A flaw was found in the Samba printing subsystem. Samba passes the client-controlled job description string to the command configured with the "print command" setting via the "%J" substitution character without escaping shell meta characters. A remote attacker could exploit this vulnerability by sending a specially crafted print job description that contains unescaped shell characters. This could lead to remote code execution on the affected system.
References
Link Resource
https://access.redhat.com/errata/RHSA-2026:22644
https://access.redhat.com/errata/RHSA-2026:22963
https://access.redhat.com/errata/RHSA-2026:25049
https://access.redhat.com/errata/RHSA-2026:25979
https://access.redhat.com/errata/RHSA-2026:28053
https://access.redhat.com/errata/RHSA-2026:28054
https://access.redhat.com/errata/RHSA-2026:28055
https://access.redhat.com/errata/RHSA-2026:28056
https://access.redhat.com/errata/RHSA-2026:28057
https://access.redhat.com/errata/RHSA-2026:28058
https://access.redhat.com/errata/RHSA-2026:28132
https://access.redhat.com/security/cve/CVE-2026-4480 Mitigation Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2452232 Issue Tracking Third Party Advisory
https://bugzilla.samba.org/show_bug.cgi?id=16033 Issue Tracking Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:22644
https://access.redhat.com/errata/RHSA-2026:22963
https://access.redhat.com/errata/RHSA-2026:25049
https://access.redhat.com/errata/RHSA-2026:25979
https://access.redhat.com/errata/RHSA-2026:28053
https://access.redhat.com/errata/RHSA-2026:28054
https://access.redhat.com/errata/RHSA-2026:28055
https://access.redhat.com/errata/RHSA-2026:28056
https://access.redhat.com/errata/RHSA-2026:28057
https://access.redhat.com/errata/RHSA-2026:28058
https://access.redhat.com/errata/RHSA-2026:28132
https://access.redhat.com/security/cve/CVE-2026-4480 Mitigation Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2452232 Issue Tracking Third Party Advisory
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4480.json
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*

History

30 Jun 2026, 03:20

Type Values Removed Values Added
References
  • () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4480.json -
References () https://access.redhat.com/errata/RHSA-2026:22644 - () https://access.redhat.com/errata/RHSA-2026:22644 -
References () https://access.redhat.com/errata/RHSA-2026:22963 - () https://access.redhat.com/errata/RHSA-2026:22963 -
References () https://access.redhat.com/errata/RHSA-2026:25049 - () https://access.redhat.com/errata/RHSA-2026:25049 -
References () https://access.redhat.com/errata/RHSA-2026:25979 - () https://access.redhat.com/errata/RHSA-2026:25979 -
References () https://access.redhat.com/errata/RHSA-2026:28053 - () https://access.redhat.com/errata/RHSA-2026:28053 -
References () https://access.redhat.com/errata/RHSA-2026:28054 - () https://access.redhat.com/errata/RHSA-2026:28054 -
References () https://access.redhat.com/errata/RHSA-2026:28055 - () https://access.redhat.com/errata/RHSA-2026:28055 -
References () https://access.redhat.com/errata/RHSA-2026:28056 - () https://access.redhat.com/errata/RHSA-2026:28056 -
References () https://access.redhat.com/errata/RHSA-2026:28057 - () https://access.redhat.com/errata/RHSA-2026:28057 -
References () https://access.redhat.com/errata/RHSA-2026:28058 - () https://access.redhat.com/errata/RHSA-2026:28058 -
References () https://access.redhat.com/errata/RHSA-2026:28132 - () https://access.redhat.com/errata/RHSA-2026:28132 -
References () https://access.redhat.com/security/cve/CVE-2026-4480 - Mitigation, Third Party Advisory () https://access.redhat.com/security/cve/CVE-2026-4480 - Mitigation, Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2452232 - Issue Tracking, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=2452232 - Issue Tracking, Third Party Advisory

23 Jun 2026, 08:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:28053 -
  • () https://access.redhat.com/errata/RHSA-2026:28132 -

23 Jun 2026, 04:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:28054 -
  • () https://access.redhat.com/errata/RHSA-2026:28055 -
  • () https://access.redhat.com/errata/RHSA-2026:28056 -

23 Jun 2026, 02:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:28057 -
  • () https://access.redhat.com/errata/RHSA-2026:28058 -

15 Jun 2026, 22:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:25979 -

10 Jun 2026, 16:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:25049 -

04 Jun 2026, 00:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:22963 -

03 Jun 2026, 09:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : 8.5
v2 : unknown
v3 : 9.0

03 Jun 2026, 06:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:22644 -

01 Jun 2026, 17:53

Type Values Removed Values Added
References () https://access.redhat.com/security/cve/CVE-2026-4480 - () https://access.redhat.com/security/cve/CVE-2026-4480 - Mitigation, Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2452232 - () https://bugzilla.redhat.com/show_bug.cgi?id=2452232 - Issue Tracking, Third Party Advisory
References () https://bugzilla.samba.org/show_bug.cgi?id=16033 - () https://bugzilla.samba.org/show_bug.cgi?id=16033 - Issue Tracking, Vendor Advisory
First Time Samba
Samba samba
Redhat
Redhat enterprise Linux
Redhat openshift Container Platform
CPE cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*

26 May 2026, 15:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-05-26 15:16

Updated : 2026-07-15 02:22


NVD link : CVE-2026-4480

Mitre link : CVE-2026-4480

CVE.ORG link : CVE-2026-4480


JSON object : View

Products Affected

samba

  • samba

redhat

  • openshift_container_platform
  • enterprise_linux
CWE
CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')