What is CVE-2021-33688?

CVE-2021-33688 is a medium-severity vulnerability in SAP Business One, classified under SQL Injection. CVSS score: 4.3/10. Published 2021-09-14.

How severe is CVE-2021-33688?

Medium severity. CVSS v3 base score is 4.3 out of 10.

SQL Injection in SAP Business One

CVE-2021-33688

SAP Business One allows an attacker with business privileges to execute crafted database queries, exposing the back-end database. Due to framework restrictions, only some information can be obtained.

Vulnerability class: SQL Injection

Published 2021-09-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (49.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

SAP Business One — versions 10.0
SAP Se Business One — versions < 10.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
launchpad.support.sap.com/ (Permissions Required)

Frequently asked questions

What is CVE-2021-33688?: CVE-2021-33688 is a medium-severity vulnerability in SAP Business One, classified under SQL Injection. CVSS score: 4.3/10. Published 2021-09-14.
How severe is CVE-2021-33688?: Medium severity. CVSS v3 base score is 4.3 out of 10.