CVE-2025-27431Network attack vector

Stored script execution via unneutralized user-management input

Published Mar 11, 2025 · Updated Mar 11, 2025

Stored XSS in user management in SAP NetWeaver Application Server Java AJAX-RUNTIME 7.50 allows remote authenticated users to run script. The functionality accepts a malicious payload, stores it without sufficient output neutralization, and later emits it into a page viewed by another user. Low-privileged access is required to plant the payload, and another user must open the affected functionality; impact is limited to browser-scoped information disclosure or unauthorized data modification.

CVSS severity5.4
Medium
EPSS probability0.22%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in user management in SAP NetWeaver Application Server Java AJAX-RUNTIME 7.50 allows remote authenticated users to run script. The functionality accepts a malicious payload, stores it without sufficient output neutralization, and later emits it into a page viewed by another user. Low-privileged access is required to plant the payload, and another user must open the affected functionality; impact is limited to browser-scoped information disclosure or unauthorized data modification.

The record

CVE
CVE-2025-27431
Published
Mar 11, 2025
Updated
Mar 11, 2025
Vendor
SAP SE
Product
SAP NetWeaver Application Server Java
Classifications
CWE-79
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 11, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 11, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=AJAX-RUNTIME 7.50

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

SAP SE · SAP NetWeaver Application Server Javaversion=AJAX-RUNTIME 7.50

Published CVSS scores

5.4SAP SECVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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