What is CVE-2020-26811?

CVE-2020-26811 is a medium-severity vulnerability in SAP Commerce Cloud \(Accelerator Payment Mock\), classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2020-11-10.

How severe is CVE-2020-26811?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2020-26811 known to be exploited?

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

SSRF in SAP Commerce Cloud \(Accelerator Payment Mock\)

CVE-2020-26811

SAP Commerce Cloud (Accelerator Payment Mock), versions - 1808, 1811, 1905, 2005, allows an unauthenticated attacker to submit a crafted request over a network to a particular SAP Commerce module URL which will be processed without further interaction, the crafted request leads to Server Side Request Forgery attack which could lead to retrieval of limited pieces of information about the service with no impact on integrity or availability.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2020-11-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.018 (77.4th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

SAP Commerce Cloud \(Accelerator Payment Mock\) — versions 1808, 1811, 1905
SAP Se Commerce Cloud (Accelerator Payment Mock) — versions < 1808, < 1811, < 1905

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
launchpad.support.sap.com/ (Permissions Required, Vendor Advisory)
seclists.org/fulldisclosure/2021/Jun/26 (mailing-list, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/163143/SAP-Hybris-eCommerce-Server-Side-Request-F… (Third Party Advisory)

Frequently asked questions

What is CVE-2020-26811?: CVE-2020-26811 is a medium-severity vulnerability in SAP Commerce Cloud \(Accelerator Payment Mock\), classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2020-11-10.
How severe is CVE-2020-26811?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-26811 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.