CVE-2026-0820

Description

The RepairBuddy – Repair Shop CRM & Booking Plugin for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference due to missing capability checks on the wc_upload_and_save_signature_handler function in all versions up to, and including, 4.1116. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary signatures to any order in the system, potentially modifying order metadata and triggering unauthorized status changes.

PUBLISHED Reserved 2026-01-09 | Published 2026-01-17 | Updated 2026-01-20 | Assigner Wordfence

Problem types

CWE-862 Missing Authorization

Product status

Timeline

Credits

Teerachai Somprasong finder

References

www.wordfence.com/...-03b1-4b9e-a241-d2ad2d85c3ac?source=cve

plugins.trac.wordpress.org/...asses/class-wcrb_signature.php

plugins.trac.wordpress.org/...asses/class-wcrb_signature.php

plugins.trac.wordpress.org/...air-shop&sfp_email=&sfph_mail=

cve.org (CVE-2026-0820)

nvd.nist.gov (CVE-2026-0820)

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