CVE-2026-56058 - WordPress Quform plugin <= 2.23.0 - Arbitrary File Upload vulnerability

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CRITICAL

WordPress Quform plugin <= 2.23.0 - Arbitrary File Upload vulnerability

Published Jun 26, 2026

9.9

CRITICAL

CVSS 3.1

EPSS 0.48%

Description

Subscriber Arbitrary File Upload in Quform <= 2.23.0 versions.

Affected products

Vendor ThemeCatcher Product Quform Default
unaffected
- Version
  -
  Status
  affected
  Constraints
  <=2.23.0

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

ThemeCatcher

Quform

unaffected

Version	Status	Constraints
-	affected	<=2.23.0

Remediation

Vendor solution

Update the WordPress Quform Plugin to the latest available version (at least 2.23.1).

Weaknesses (1)

CWE-434

Unrestricted Upload of File

References (1)

https://patchstack.com/database/wordpress/plugin/quform/vulnerability/wordpress-quform-plugin-2-23-0-arbitrary-file-upload-vulnerability?_s_id=cve
vdb-entry

Link	Providers	Tags
https://patchstack.com/database/wordpress/plugin/quform/vulnerability/wordpress-quform-plugin-2-23-0-arbitrary-file-upload-vulnerability?_s_id=cve		vdb-entry

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner Patchstack

Published Jun 26, 2026

Updated Jun 26, 2026

Reserved Jun 18, 2026

Link CVE-2026-56058

CISA Vulnrichment

Updated Jun 26, 2026

NVD

Status Deferred

Modified Jun 26, 2026

Link CVE-2026-56058

Red Hat

Severity n/a

Public date n/a

Links CVE-2026-56058