Home › CVE Intelligence › CVE-2026-55518
CVSS 9.6 CRITICAL Vulnerability

CVE-2026-55518: CVE-2026-55518 - Avo: Missing Authorization in Avo Association Attach Endpoint Allows Una…

CVE-2026-55518 Avo: Missing Authorization in Avo Association Attach Endpoint Allows Unauthorized Relationship Manipulation and Privilege Escalation

9.6CVSS Score
CRITICALSeverity
NOCISA KEV
VulnerabilityImpact Type

📋 Vulnerability Details

CVE IDCVE-2026-55518
VendorUnknown Vendor
Affected ProductUnknown Product
Vulnerability TypeVulnerability
CVSS Score9.6 (CRITICAL)
Actively Exploited❌ No known exploitation
Patch StatusPending Vendor Disclosure
Reported ByCYBERDUDEBIVASH SENTINEL APEX Intelligence (via sentinel_apex)

🔬 Technical Analysis

CVE-2026-55518 - Avo: Missing Authorization in Avo Association Attach Endpoint Allows Unauthorized Relationship Manipulation and Privilege Escalation

🎯 Known Indicators of Compromise

{"type":"url","value":"https://cvefeed.io/vuln/detail/CVE-2026-55518","confidence_score":31,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"4.0.0.beta","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-44979","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-48022","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-48049","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-49485","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-54335","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-55518","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-56171","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-56740","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-56741","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1} {"type":"indicator","value":"CVE-2026-57980","confidence_score":23.5,"first_seen":"2026-07-18","source_count":1}
⚡ DETECTION RULES AVAILABLE

Get CVE-2026-55518 Detection Pack

Sigma rules, YARA signatures, IOC table, and SIEM queries for Splunk, Elastic, Sentinel, and Chronicle — deployable in 5 minutes.

✓ Sigma Rules ✓ YARA Pack ✓ IOC Table ✓ SIEM Queries
🛡️ Get Detection Pack → 🔌 Access via API →

🔗 Related Intelligence