What is CVE-2020-26835?

CVE-2020-26835 is a medium-severity vulnerability in SAP Netweaver Application Server Abap, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-12-09.

How severe is CVE-2020-26835?

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

Is CVE-2020-26835 known to be exploited?

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

XSS in SAP Netweaver Application Server Abap

CVE-2020-26835

SAP NetWeaver AS ABAP, versions - 740, 750, 751, 752, 753, 754 , does not sufficiently encode URL which allows an attacker to input malicious java script in the URL which could be executed in the browser resulting in Reflected Cross-Site Scripting (XSS) vulnerability.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (53.3th percentile) — read the EPSS interpretation.

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.

Affected products

Sap Netweaver_application_server_abap — versions 740, 750, 751
Sap Se Netweaver As Abap — versions < 740, < 750, < 751

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

Live-Hack-CVE/CVE-2020-26835

References

cna@sap.com (x_refsource_MISC, Vendor Advisory)
cna@sap.com (Permissions Required, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-26835?: CVE-2020-26835 is a medium-severity vulnerability in SAP Netweaver Application Server Abap, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-12-09.
How severe is CVE-2020-26835?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-26835 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.