CVE-2026-61817 pg_partman - Command Injection

pg_partman prior to 5.5.0 contains a command injection caused by unquoted interpolation of part_config.time_dncoder in dynamic SQL, letting roles with partman_user privileges execute arbitrary SQL with elevated privileges, exploit requires partman_user role.

CVSS base score 8.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.73% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Published
18 September 2026
Updated
15 October 2026
Weakness
CWE-89

Vendor fix

Update to version 5.5.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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