CVE-2021-27601

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-04-13 · updated 2026-06-17
Weakness: CWE-79

Description

SAP NetWeaver AS Java (Applications based on HTMLB for Java) allows a basic-level authorized attacker to store a malicious file on the server. When a victim tries to open this file, it results in a Cross-Site Scripting (XSS) vulnerability and the attacker can read and modify data. However, the attacker does not have control over kind or degree.

Affected products

SAP NetWeaver AS Java: 7.10, 7.11, 7.30, 7.31, 7.40, 7.50

References

https://launchpad.support.sap.com/#/notes/2963592
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=573801649
https://launchpad.support.sap.com/#/notes/2963592
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=573801649

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