CVE-2026-0820
Last modified
CVE-2026-0820 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-0820?
How severe is CVE-2026-0820?
How do I fix CVE-2026-0820?
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-0814The Advanced Contact form 7 DB plugin for WordPress is vulne…4.3
- CVE-2026-0815The Category Image plugin for WordPress is vulnerable to Sto…4.4
- CVE-2026-0816The All push notification for WP plugin for WordPress is vul…4.9
- CVE-2026-0817Missing Authorization vulnerability in Wikimedia Foundation …5.3
- CVE-2026-0818When a user explicitly requested Thunderbird to decrypt an i…4.3
- CVE-2026-0819A stack buffer overflow vulnerability exists in wolfSSL's PK…7.1
- CVE-2026-0821A vulnerability was determined in quickjs-ng quickjs up to 0…9.8
- CVE-2026-0822A vulnerability was identified in quickjs-ng quickjs up to 0…8.8
- CVE-2026-0823Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMB…
- CVE-2026-0824A security flaw has been discovered in questdb ui up to 1.11…3.5
- CVE-2026-0825The Database for Contact Form 7, WPforms, Elementor forms pl…5.3
- CVE-2026-0826In certain scenarios when the admin has enabled Interactive …9.2
Are you affected by CVE-2026-0820?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST