idor
Safeguard articles tagged "idor" — guides, analysis, and best practices for software supply chain and application security.
13 articles
Broken object-level authorization in Kubernetes integrations: CVE-2023-1065
One leaked Integration ID was enough to pollute a Snyk customer's findings — CVE-2023-1065 shows why possession of an identifier is not authorization.
Finding and fixing IDOR vulnerabilities in Python
Broken Object Level Authorization has held the #1 spot on the OWASP API Security Top 10 since 2019 — and Django's get_object_or_404() does nothing to stop it.
Secure multi-tenant SaaS access control patterns
Broken Access Control has topped OWASP's Top 10 for two straight cycles, found in 100% of tested apps in 2025 — most of that risk starts with one missing tenant_id check.
OWASP A01: Broken Access Control — A Deep-Dive Guide
Broken Access Control is the #1 OWASP Top 10 (2021) risk. A deep dive into IDOR, missing authorization, real CVEs, and how to detect and fix it in 2026.
What Is IDOR (Insecure Direct Object Reference)?
IDOR lets an attacker swap an ID in a request and read or change data that belongs to someone else. Here is how it works and how to shut it down.
What is Broken Access Control
Broken access control is OWASP's #1 web risk, found in 94% of apps tested. See how IDOR flaws breached First American, USPS, and Parler.
What is Insecure Direct Object Reference (IDOR)
IDOR lets attackers access other users data just by changing an ID in a URL or API call. Learn how it works, real breaches, and how to fix it.
What is Broken Object Level Authorization (BOLA)
BOLA lets attackers swap an object ID in an API request to pull someone else's data. Here's how it works, real breaches, and how to stop it.
Insecure direct object reference (IDOR) explained
IDOR lets attackers access other users' data by editing an ID in a request. See how it broke USPS, Panera, and First American — and how to actually fix it.
Broken access control explained
Broken access control has topped OWASP's Top 10 since 2021. See real breaches, common patterns like IDOR, and how to detect and fix them.
Broken Object Level Authorization (BOLA/IDOR) in APIs
BOLA/IDOR has topped the OWASP API Security Top 10 since 2019. Here's how USPS, Peloton, and Parler got breached by it—and how to catch it before you do.
Broken Access Control Examples: Real Cases and How to Fix Them
Broken access control is the number-one web risk on the OWASP Top 10. These examples show what it looks like in real code and how to close each gap.
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