What is CVE-2020-26832?

CVE-2020-26832 is a high-severity vulnerability in SAP Netweaver Application Server Abap, classified under Missing Authorization. CVSS score: 7.6/10. Published 2020-12-09.

How severe is CVE-2020-26832?

High severity. CVSS v3 base score is 7.6 out of 10.

Is CVE-2020-26832 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in SAP Netweaver Application Server Abap

CVE-2020-26832

SAP AS ABAP (SAP Landscape Transformation), versions - 2011_1_620, 2011_1_640, 2011_1_700, 2011_1_710, 2011_1_730, 2011_1_731, 2011_1_752, 2020 and SAP S4 HANA (SAP Landscape Transformation), versions - 101, 102, 103, 104, 105, allows a high privileged user to execute a RFC function module to which access should be restricted, however due to missing authorization an attacker can get access to some sensitive internal information of vulnerable SAP system or to make vulnerable SAP systems completely unavailable.

Vulnerability class: Broken Access Control

Published 2020-12-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.1th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

SAP Netweaver Application Server Abap — versions 2011_1_620, 2011_1_640, 2011_1_700
SAP S\/4 Hana — versions 101, 102, 103
SAP Se Netweaver As Abap (SAP Landscape Transformation) — versions < 2011_1_620, < 2011_1_640, < 2011_1_700
SAP Se S4 Hana (SAP Landscape Transformation) — versions < 101, < 102, < 103

Weakness classification (CWE)

CWE-862 — Missing Authorization

Public proof-of-concept exploits

Live-Hack-CVE/CVE-2020-26832

References

wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
launchpad.support.sap.com/ (Permissions Required)
seclists.org/fulldisclosure/2022/May/42 (mailing-list, Exploit, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/167229/SAP-Application-Server-ABAP-ABAP-Platform-… (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2020-26832?: CVE-2020-26832 is a high-severity vulnerability in SAP Netweaver Application Server Abap, classified under Missing Authorization. CVSS score: 7.6/10. Published 2020-12-09.
How severe is CVE-2020-26832?: High severity. CVSS v3 base score is 7.6 out of 10.
Is CVE-2020-26832 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.