CVE-2026-66776

Multiple vulnerabilities in SAP Business AI Platform (Approuter)

MEDIUM
5.9
CVSS Score
Published: August 11, 2026 at 12:19 AM UTC
Updated: October 24, 2026 at 04:10 PM UTC
1 product affected across 1 vendorApprouter

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Severity
MEDIUM5.9
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

SAP Approuter does not consistently enforce integrity verification on certain session-related request headers under specific conditions. An attacker with low privileges could send a specially crafted request that bypasses the integrity check and loads another user's session context. Successful exploitation requires the attacker to have previously observed matching session values out-of-band, which makes the attack complex to execute. This could result in a high impact on confidentiality and a low impact on integrity. There is no impact on availability.

Affected

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

v < 23.0.0
Affected range stops below 23.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Permissions Required
Source: cverecord
https://me.sap.com/notes/3786038
Vendor Advisory
Source: cverecord
https://url.sap/sapsecuritypatchday

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.9MEDIUMsap
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-347

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