Synchrony Financing 1.0.5 - 1.1.1 - Unauthenticated Order Takeover via admin_order_callback REST Route

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-100145
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-21 06:16:44 UTC
Updated2026-10-21 18:37:38 UTC
DescriptionThe Synchrony Financing WordPress plugin before 1.1.2 does not properly authorise requests to one of its REST routes that modifies WooCommerce orders, allowing unauthenticated attackers to reassign any order to an account they control, tamper with its details, and read the associated customer's personal data.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from ADP

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

EPSS: 0.001530000 probability, percentile 0.041000000 (date 2026-10-21)

Problem Types: CWE-863 | CWE-863 Incorrect Authorization | CWE-863 CWE-863 Incorrect Authorization

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown Synchrony Financing affected 1.0.5 1.1.2 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/87d37c99-1229-4747-b562-5151aa9e92f2 [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Naoki Kawahigashi (en)

CNA: WPScan (en)

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