CVE-2026-44745
This allows an unauthenticated remote attacker to craft a malicious link which, when clicked by a victim, could lead to unauthorized access.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
SAP Approuter does not properly validate incoming request headers during the OAuth2 login flow under certain configurations. This allows an unauthenticated remote attacker to craft a malicious link which, when clicked by a victim, could lead to unauthorized access. Successful exploitation results in a high impact to the confidentiality and integrity with no impact on the availability of the application.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- EPSS
- 0.47% probability · 39th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-601
- Affected
- sap/approuter
- Source
- cna@sap.com
References
- https://me.sap.com/notes/3741519Permissions Required
- https://url.sap/sapsecuritypatchdayVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.