Medium severity · published May 12, 2026
CVE-2026-40137
Cross-Site Scripting (XSS) vulnerability in Business Server Pages Application (TAF_APPLAUNCHER)
6.1
CVSS
0.2%
EPSS
No
On KEV
Description
SAP TAF_APPLAUNCHER within Business Server Pages allows an unauthenticated attacker to craft malicious links that, when clicked by a victim, redirects them to attacker?controlled sites, potentially exposing or altering sensitive information in the victim�s browser. This results in a low impact on confidentiality and integrity, with no impact on the availability of the application.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BS
Business Server Pages Application (TAF_APPLAUNCHER) · SAP_SE
ST-PI 740; 758 · source: vendor
Affected product
BS
Business Server Pages Application (TAF_APPLAUNCHER)
SAP_SE
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-40137
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-40137
me.sap.com
https://me.sap.com/notes/3727717
url.sap
https://url.sap/sapsecuritypatchday
More from Business Server Pages Application (TAF_APPLAUNCHER)
6.1
CVE-2026-24328
Open Redirection vulnerability in Business Server Pages Application (TAF_APPLAUNCHER)
