CVE-2026-66770: SAP Social Intelligence SQL Injection

CVE-2026-66770 Overview

CVE-2026-66770 is a Structured Query Language (SQL) Injection vulnerability in SAP Social Intelligence. An authenticated attacker can inject SQL Data Definition Language (DDL) statements directly into the underlying database without additional authorization. Successful exploitation allows an attacker to modify database structures, resulting in a limited impact to confidentiality, integrity, and availability. The vulnerability is classified under CWE-89 (Improper Neutralization of Special Elements used in an SQL Command). SAP addressed the issue as part of SAP Security Patch Day. The Exploit Prediction Scoring System (EPSS) currently rates the exploitation likelihood at 0.157%.

Critical Impact
An authenticated attacker with low privileges can send crafted requests over the network to alter database schemas in SAP Social Intelligence, affecting the confidentiality, integrity, and availability of stored data.

Affected Products

SAP Social Intelligence

Discovery Timeline

2026-08-11 - CVE-2026-66770 published to the National Vulnerability Database (NVD)
2026-08-11 - Last updated in NVD database

Technical Details for CVE-2026-66770

Vulnerability Analysis

The vulnerability exists in an input path of SAP Social Intelligence where user-supplied values are concatenated into SQL statements without adequate neutralization. Because the injection surface accepts DDL, an attacker can execute statements such as CREATE, ALTER, or DROP against the underlying database. The attack requires network access and valid authenticated credentials with low privileges. No user interaction is required to trigger the flaw.

Exploitation targets database structure rather than only row-level data. That widens the blast radius: schema changes can corrupt application logic, disable constraints, or introduce persistent malicious objects. Confidentiality, integrity, and availability are each rated with limited impact, reflecting that the attacker operates within an authenticated session and cannot escalate outside the affected component.

Root Cause

The root cause is improper neutralization of user input embedded in dynamic SQL, mapped to CWE-89. The affected code path does not use parameterized queries or a strict allowlist for identifiers, so DDL tokens supplied by the caller flow into the executed statement. Missing authorization checks around this code path allow any authenticated user to reach the sink.

Attack Vector

The attack vector is network-based. An authenticated user submits a crafted HTTP request to the vulnerable SAP Social Intelligence endpoint. The request carries an SQL DDL fragment inside a parameter that the application interpolates into a backend query. The database executes the injected DDL under the application's database account, applying schema changes without further checks. Refer to SAP Note #3766473 and SAP Security Patch Day for vendor technical details.

Detection Methods for CVE-2026-66770

Indicators of Compromise

Unexpected CREATE, ALTER, DROP, or TRUNCATE statements in database audit logs originating from the SAP Social Intelligence application account.
New or modified database objects (tables, views, triggers, stored procedures) that do not match approved change tickets.
HTTP request parameters targeting SAP Social Intelligence containing SQL keywords such as CREATE TABLE, ALTER TABLE, or -- comment sequences.
Authentication events for low-privileged accounts immediately followed by schema modification events in the database log.

Detection Strategies

Enable database-level auditing for all DDL statements and correlate them with the calling application session and source IP.
Deploy Web Application Firewall (WAF) rules that inspect SAP Social Intelligence request parameters for SQL syntax and DDL keywords.
Baseline expected schema state and alert on any deviation detected by scheduled schema-diff jobs.
Correlate SAP application logs with database logs to attribute DDL activity to specific authenticated users.

Monitoring Recommendations

Forward SAP application, gateway, and database audit logs to a centralized analytics platform with retention aligned to incident response requirements.
Alert on repeated 4xx/5xx responses from SAP Social Intelligence endpoints, which may indicate SQL injection probing.
Track privileged database account usage and flag any DDL executed outside standard change windows.

How to Mitigate CVE-2026-66770

Immediate Actions Required

Apply the fix described in SAP Note #3766473 to all affected SAP Social Intelligence instances.
Review database audit logs since deployment of the vulnerable version for unauthorized DDL activity.
Rotate credentials for any accounts that could have interacted with the vulnerable endpoint if exploitation is suspected.
Restrict network access to SAP Social Intelligence to trusted internal segments where feasible.

Patch Information

SAP released a corrective patch as part of SAP Security Patch Day. Administrators must obtain and apply SAP Note #3766473 through the SAP ONE Support Launchpad. Additional monthly advisories are consolidated on the SAP Security Patch Day landing page. Verify version numbers post-installation to confirm the corrected build is active.

Workarounds

Reduce the number of accounts with access to SAP Social Intelligence to minimize the pool of potential attackers pending patch deployment.
Enforce least-privilege on the database account used by SAP Social Intelligence so that DDL rights are removed where not required by the application.
Deploy WAF signatures that block SQL DDL keywords in request parameters routed to the affected component.
Increase database audit verbosity for schema changes during the exposure window.

bash

# Example: revoke DDL privileges from the application database role (adjust for your DB engine and role name)
REVOKE CREATE, ALTER, DROP ON SCHEMA social_intel FROM app_role_social_intel;