CVE-2025-42886: business connector XSS — Fix

Description

Due to a Reflected Cross-Site Scripting (XSS) vulnerability in SAP Business Connector, an unauthenticated attacker could generate a malicious link and make it publicly accessible. If an authenticated victim accesses this link, the injected input is processed during web page generation, resulting in the execution of malicious content in the victim's browser context. This could allow the attacker to access or modify information within the victim�s browser scope, impacting confidentiality and integrity, while availability remains unaffected

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CVSS v3.1 Score

6.1

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
sap	business_connector	All

References

Advisories & Patches

https://url.sap/sapsecuritypatchday

Other References

https://me.sap.com/notes/3665907

Frequently Asked Questions

What is CVE-2025-42886? +

Due to a Reflected Cross-Site Scripting (XSS) vulnerability in SAP Business Connector, an unauthenticated attacker could generate a malicious link and make it publicly accessible. If an authenticated victim accesses this link, the injected input is processed during web page generation, resulting in the execution of malicious content in the victim's browser context. This could allow the attacker to access or modify information within the victim�s browser scope, impacting confidentiality and integrity, while availability remains unaffected It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-42886? +

CVE-2025-42886 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-42886? +

CVE-2025-42886 affects products from sap, specifically: business_connector. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-42886? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-42886