CVE-2026-25758

Spree allows unauthenticated users can access all guest addresses

HIGH
7.5
CVSS Score
Published: February 6, 2026 at 09:29 PM UTC
Updated: June 17, 2026 at 10:25 AM UTC
2 products affected across 2 vendorsSpreeSpree

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Severity
HIGH7.5
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

Spree is an open source e-commerce solution built with Ruby on Rails. A critical IDOR vulnerability exists in Spree Commerce's guest checkout flow that allows any guest user to bind arbitrary guest addresses to their order by manipulating address ID parameters. This enables unauthorized access to other guests' personally identifiable information (PII) including names, addresses and phone numbers. The vulnerability bypasses existing ownership validation checks and affects all guest checkout transactions. This vulnerability is fixed in 4.10.3, 5.0.8, 5.1.10, 5.2.7, and 5.3.2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.10.35.0.0 ≤ v < 5.0.85.1.0 ≤ v < 5.1.105.2.0 ≤ v < 5.2.75.3.0 ≤ v < 5.3.2
v < 4.10.3v < 5.0.8v < 5.1.10v < 5.2.7v < 5.3.2
Affected range stops below 4.10.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.0.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.1.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.2.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.3.2, so it looks safe — our inference, not a vendor statement

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-639CWE-284

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