CVE-2026-51583

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-51583
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-11 14:17:14 UTC
Updated2026-08-12 19:17:34 UTC
DescriptionAn 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.

Risk And Classification

Primary CVSS: v3.1 8.5 HIGH from ADP

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

EPSS: 0.002910000 probability, percentile 0.214240000 (date 2026-08-13)

Problem Types: CWE-918 | n/a | CWE-918 CWE-918 Server-Side Request Forgery (SSRF)

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED8.5HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.5HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
gist.github.com/seiyaibuki0523/d8af15eb555808319a2633269a9ebb80 134c704f-9b21-4f2e-91b3-4a467353bcc0 gist.github.com
github.com/usememos/memos [email protected] github.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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