CVE-2026-18856 PUBLISHED

Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery

Assigner: VulDB
Reserved: 04.08.2026 Published: 05.08.2026 Updated: 05.08.2026

A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	High
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
CVSS Score: 4.7

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	High	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
CVSS Score: 4.7

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	High	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:OF/RC:C
CVSS Score: 5.8

Access Vector	Network	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	Partial
Authentication	Multiple	Availability Impact	Partial

CVSS 2.0

Product Status

Vendor	Poesis
Product	Rhymix CMS
Versions	Version 2.1.0 is affected Version 2.1.1 is affected Version 2.1.2 is affected Version 2.1.3 is affected Version 2.1.4 is affected Version 2.1.5 is affected Version 2.1.6 is affected Version 2.1.7 is affected Version 2.1.8 is affected Version 2.1.9 is affected Version 2.1.10 is affected Version 2.1.11 is affected Version 2.1.12 is affected Version 2.1.13 is affected Version 2.1.14 is affected Version 2.1.15 is affected Version 2.1.16 is affected Version 2.1.17 is affected Version 2.1.18 is affected Version 2.1.19 is affected Version 2.1.20 is affected Version 2.1.21 is affected Version 2.1.22 is affected Version 2.1.23 is affected Version 2.1.24 is affected Version 2.1.25 is affected Version 2.1.26 is affected Version 2.1.27 is affected Version 2.1.28 is affected Version 2.1.29 is affected Version 2.1.30 is affected Version 2.1.31 is affected Version 2.1.32 is affected Version 2.1.33 is affected Version 2.1.34 is unaffected

References

Problem Types

Server-Side Request Forgery CWE