What is CVE-2023-42479?

CVE-2023-42479 is a medium-severity vulnerability in SAP Biller Direct, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-12-12.

How severe is CVE-2023-42479?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in SAP Biller Direct

CVE-2023-42479

An unauthenticated attacker can embed a hidden access to a Biller Direct URL in a frame which, when loaded by the user, will submit a cross-site scripting request to the Biller Direct system. This can result in the disclosure or modification of non-sensitive information.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-12-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (36.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

SAP Biller Direct — versions 635, 750
SAP Se Biller Direct — versions 635, 750

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

me.sap.com/notes/3383321 (Permissions Required)
www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html (Vendor Advisory)

Frequently asked questions

What is CVE-2023-42479?: CVE-2023-42479 is a medium-severity vulnerability in SAP Biller Direct, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-12-12.
How severe is CVE-2023-42479?: Medium severity. CVSS v3 base score is 6.1 out of 10.