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CWE-639: Authorization Bypass Through User-Controlled Key
Weakness Summary
The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
- Canonical source: MITRE CWE-639 (opens in a new tab)
- Published Atomicorp CVE observations: 11
- Distinct affected products in those observations: 11
- Active Atomicorp rules associated with this weakness: 36
Atomicorp Research Context
Atomicorp has published CVE-specific research observations associated with this weakness category. Each linked CVE page states whether the tested request was detected or blocked and is the authoritative customer-facing finding.
The CVEs and rules shown here are selected published examples, not a complete list of Atomicorp protections. If a CWE, CVE, or rule is absent from this page, no conclusion should be drawn about whether Atomicorp protects against that weakness or attack method.
A CWE describes a class of software weakness. It does not identify one exploit request, and association with a CWE does not mean that every vulnerability or exploitation path in that category is detected or blocked.
Selected Published CVE Observations
| CVE | Vulnerability | Product | Atomicorp finding | Observed rules |
|---|---|---|---|---|
| CVE-2026-55166 | Lemur: any SSO-authenticated user achieves AWS IAM compromise and permanent PKI key access via ACME acme_url SSRF and cr | lemur | Protected by Atomicorp rules | 337109 , 337110 , 340162 , 340163 , 344360 , 398021 , 398022 |
| CVE-2026-72876 | Dokploy: Cross-organization IDOR leads to root RCE on another tenant's server via swarm.* | dokploy | Protected by Atomicorp rules | 340014 , 340029 , 340193 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 347009 , 393655 |
| CVE-2021-45428 | Telesquare TLR-2005KSH 1.0.0 - Arbitrary File Upload | tlr-2005ksh | Protected by Atomicorp rules | 392301 |
| CVE-2025-14998 | Branda WordPress plugin - Privilege Escalation | Branda – White Label & Branding, Free Login Page Customizer | Detected by Atomicorp rules | 377360 |
| CVE-2014-8356 | ZHONE < S3.0.501 - Multiple Vulnerabilities | znid 2426a firmware | Protected by Atomicorp rules | 390726 , 392301 , 392647 , 392648 |
| CVE-2026-47743 | Shopper: Multiple data integrity and disclosure issues in admin Livewire components | shopper | Protected by Atomicorp rules | 333140 , 333141 , 340095 , 340147 , 340148 , 341256 , 342259 , 346755 |
| CVE-2026-69250 | Flowise: Unauthenticated OAuth2 Refresh Enables Non-Blind SSRF and Secret Exfiltration | flowise | Protected by Atomicorp rules | 337109 , 337110 , 340162 , 340163 , 340165 , 344360 , 347009 , 390722 , 398021 , 398022 |
| CVE-2025-10493 | Chained Quiz 1.3.5 - Unauthenticated Insecure Direct Object Reference via Cookie | Chained Quiz | Protected by Atomicorp rules | 390726 , 392647 |
| CVE-2026-45551 | Group-Office: Authenticated Stored XSS in Administrator Context via Arbitrary Cross-User Setting Write | groupoffice | Protected by Atomicorp rules | 333140 , 333141 , 340095 , 340147 , 340148 , 341256 , 342259 , 346755 , 350147 , 350148 |
| CVE-2026-12905 | Online Scheduling and Appointment Booking System – Bookly <= 27.7 - Authenticated (Staff+) Insecure Direct Object Refere | Online Scheduling and Appointment Booking System – Bookly | Protected by Atomicorp rules | 340007 , 344360 , 347009 , 390709 |
| CVE-2026-73657 | Trigger.dev: Cross-tenant payload poisoning via packet write + replay | trigger.dev | Protected by Atomicorp rules | 347009 |
Associated Atomicorp WAF Rules
| Rule | Status | Behavior |
|---|---|---|
| 333140 | Active | disruptive (deny) |
| 333141 | Active | disruptive (deny) |
| 337109 | Active | disruptive (deny) |
| 337110 | Active | disruptive (deny) |
| 340007 | Active | disruptive (deny) |
| 340014 | Active | disruptive (deny) |
| 340029 | Active | disruptive (deny) |
| 340095 | Active | disruptive (deny) |
| 340147 | Active | disruptive (deny) |
| 340148 | Active | disruptive (deny) |
| 340162 | Active | disruptive (deny) |
| 340163 | Active | disruptive (deny) |
| 340165 | Active | disruptive (deny) |
| 340193 | Active | disruptive (deny) |
| 341256 | Active | disruptive (deny) |
| 342259 | Active | disruptive (deny) |
| 344360 | Active | disruptive (deny) |
| 344361 | Active | disruptive (deny) |
| 344363 | Active | disruptive (deny) |
| 344364 | Active | disruptive (deny) |
| 344366 | Active | disruptive (deny) |
| 344370 | Active | disruptive (deny) |
| 346755 | Active | disruptive (deny) |
| 347009 | Active | disruptive (deny) |
| 350147 | Active | disruptive (deny) |
| 350148 | Active | disruptive (deny) |
| 377360 | Active | non-disruptive (pass) |
| 390709 | Active | disruptive (deny) |
| 390722 | Active | disruptive (deny) |
| 390726 | Active | disruptive (deny) |
| 392301 | Active | disruptive (deny) |
| 392647 | Active | disruptive (deny) |
| 392648 | Active | disruptive (deny) |
| 393655 | Active | disruptive (deny) |
| 398021 | Active | disruptive (deny) |
| 398022 | Active | disruptive (deny) |