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Vulnerability record · CVE-2021-21476 · published 9 February 2021

CVE-2021-21476: Sap ui5 open redirect vulnerability

Sap · Ui5

SAP UI5 versions before 1.38.49, 1.52.49, 1.60.34, 1.71.31, 1.78.18, 1.84.5, 1.85.4, 1.86.1 allows an unauthenticated attacker to redirect users to a malicious site due to Reverse Tabnabbing vulnerabilities.

6.1 CVSS 3.1 Medium EPSS 0.82% · top 44.6% CWE-601 · Open redirect
6.1CVSS 3.1 base score, v2 5.8
0.82%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

SAP UI5 versions before 1.38.49, 1.52.49, 1.60.34, 1.71.31, 1.78.18, 1.84.5, 1.85.4, 1.86.1 allows an unauthenticated attacker to redirect users to a malicious site due to Reverse Tabnabbing vulnerabilities.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://launchpad.support.sap.com/#/notes/3014303 Permissions RequiredThird Party Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543 Vendor Advisory
https://launchpad.support.sap.com/#/notes/3014303 Permissions RequiredThird Party Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2019-0319Sap gateway injection vulnerabilityThe SAP Gateway, versions 7.5, 7.51, 7.52 and 7.53, allows an attacker to inject content which is displayed in the form of an error message. An attac…EPSS 2.5%7.5CVE-2018-2424Sap hana database improper input validation vulnerabilitySAP UI5 did not validate user input before adding it to the DOM structure. This may lead to malicious user-provided JavaScript code being added to th…EPSS 2.4%4.7CVE-2012-0518Oracle Fusion Middleware SSO open redirect flawOracle Fusion Middleware 10.1.4.3.0 contains an unspecified open redirect vulnerability in the Application Server Single Sign-On component, tracked a…KEVEPSS 4.7%analysed6.1CVE-2021-38000Google Chrome Android Intents input validation open redirectChrome on Android before 95.0.4638.69 fails to properly validate untrusted input passed through Intents, allowing a crafted HTML page to redirect the…KEVEPSS 4.9%analysed

Source: NIST National Vulnerability Database (record CVE-2021-21476), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.