CVE-2026-76969: @sap/cds-mtx: Credential disclosure in multitenant applications using SAP Cloud Application Programming Model (CAP)
@sap/cds-mtxs NPM library does not perform sufficient checks on certain functionality used in multitenant CAP applications with extensibility enabled. An unauthenticated attacker could send specially crafted requests to obtain sensitive credentials and abuse them to replace or delete tenant data. Successful exploitation can result in a high impact on availability and integrity of the application.
Published Sep 8, 2026 · Updated Sep 17, 2026
Affected packages
@sap/cds-mtxs
- Ecosystem
- npm
- Affected
- >= 4.0.1, < 4.0.3
- Fixed in
- 4.0.3
- Check
npm ls @sap/cds-mtxs
@sap/cds-mtxs
- Ecosystem
- npm
- Affected
- >= 3.0.1, < 3.9.7
- Fixed in
- 3.9.7
- Check
npm ls @sap/cds-mtxs
@sap/cds-mtxs
- Ecosystem
- npm
- Affected
- >= 2.0.2, < 2.7.7
- Fixed in
- 2.7.7
- Check
npm ls @sap/cds-mtxs
@sap/cds-mtxs
- Ecosystem
- npm
- Affected
- < 1.18.4
- Fixed in
- 1.18.4
- Check
npm ls @sap/cds-mtxs
Advisory details
From the GitHub Advisory Database (CC BY 4.0).
@sap/cds-mtxs NPM library does not perform sufficient checks on certain functionality used in multitenant CAP applications with extensibility enabled. An unauthenticated attacker could send specially crafted requests to obtain sensitive credentials and abuse them to replace or delete tenant data. Successful exploitation can result in a high impact on availability and integrity of the application. There may also be partial impact to the confidentiality of business data.
Credited to rosenblueh.
References
How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology