Vulnerability DatabaseCVE-2026-51583
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CVE-2026-51583
Published:August 11, 2026
Updated:September 01, 2026
An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.
Related Resources (4)
https://gist.github.com/seiyaibuki0523/d8af15eb555808319a2633269a9ebb80
https://github.com/usememos/memos
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/51xxx/CVE-2026-51583.json
https://nvd.nist.gov/vuln/detail/CVE-2026-51583
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CVSS v4
Base Score:
8.4
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Server-Side Request Forgery (SSRF)
CWE-918
EPSS
Base Score:
0.29