XML external entity injection in SAP EPM Add-in for Microsoft Office
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
SAP EPM Add-in for Microsoft Office, version - 1010 and SAP EPM Add-in for SAP Analysis Office, version - 2.8, allows an authenticated attacker with user privileges to parse malicious XML files which could result in XXE-based attacks in applications that accept attacker-controlled XML configuration files. This occurs as logging service does not disable XML external entities when parsing configuration files and a successful exploit would result in limited impact on integrity and availability of the application.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SAP | SAP EPM Add-in for Microsoft Office | before 1010 | 1010 | Patch available | CNA |
| SAP | SAP EPM Add-in for SAP Analysis Office | before 2.8 | 2.8 | Patch available | CNA |
Remediation
- Fix · CNA SAP EPM Add-in for Microsoft Office (SAP SE) Fixed in 1010
- Fix · CNA SAP EPM Add-in for SAP Analysis Office (SAP SE) Fixed in 2.8
Timeline
- 2026-10-02 Threatist record created from CVE-2021-21470
- 2026-10-03 Alias added: GHSA-8xxp-2wxg-r73w
References
Sources
- CVE-2021-21470 · CVE Program
- CVE-2021-21470 · NVD
- FIRST EPSS
- GHSA-8xxp-2wxg-r73w · GitHub Advisory Database · CC BY 4.0
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