CVE-2025-42872VulnerabilityPublished 9 Dec 2025

CVE-2025-42872: SAP NetWeaver Enterprise Portal · Active Debug Code

Affects SAP NetWeaver Enterprise PortalSource CVE Database V5

Not known to be exploited · CVSS 6.1 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score

6.1Medium

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.2% chance of exploitation in 30 days – higher than 17% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

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

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Scope: Changed
Confidentiality: Low
Integrity: Low
Availability: None

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files to carry out an attack.
User Interaction: Required: Successful exploitation of this vulnerability requires a user to take some action before the vulnerability can be exploited.
Scope: Changed: An exploited vulnerability can affect resources beyond the security scope managed by the security authority of the vulnerable component. In this case, the vulnerable component and the impacted component are different and managed by different security authorities.
Confidentiality: Low: There is some loss of confidentiality. Access to some restricted information is obtained, but the attacker does not have control over what information is obtained, or the amount or kind of loss is limited. The information disclosure does not cause a direct, serious loss to the impacted component.
Integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact on the impacted component.
Availability: None: There is no impact to availability within the impacted component.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 9 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

AI-suggested

To mitigate CVE-2025-42872, organizations should implement the following specific measures: 1) Apply SAP-provided patches or updates as soon as they become available to remove the active debug code and fix the XSS vulnerability. 2) Conduct a thorough code review and security audit of the SAP NetWeaver Enterprise Portal deployment to identify and eliminate any residual debug code or insecure input handling. 3) Enforce strict input validation and output encoding on all user-supplied data to prevent script injection. 4) Deploy Content Security Policy (CSP) headers to restrict the execution of unauthorized scripts in users' browsers. 5) Educate users about the risks of interacting with suspicious links or content within the portal to reduce the likelihood of triggering the vulnerability. 6) Monitor logs and network traffic for unusual activities indicative of attempted exploitation. 7) Consider implementing web application firewalls (WAFs) with rules tailored to detect and block XSS attack patterns targeting SAP portals. These measures, combined with timely patching, will significantly reduce the risk posed by this vulnerability.

Description

Due to a Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Enterprise Portal, an unauthenticated attacker could inject malicious scripts that execute in the context of other users� browsers, allowing the attacker to steal session cookies, tokens, and other sensitive information. As a result, the vulnerability has a low impact on confidentiality and integrity and no impact on availability.

Impact

For European organizations, the impact of CVE-2025-42872 can be significant, particularly for those using SAP NetWeaver Enterprise Portal in environments handling sensitive business data or critical infrastructure operations. The vulnerability allows attackers to hijack user sessions, potentially leading to unauthorized access to confidential information and manipulation of business processes. Although the impact on availability is nil, the compromise of session tokens can facilitate further attacks, including privilege escalation or lateral movement within the network. Organizations in sectors such as finance, manufacturing, energy, and government, which heavily rely on SAP systems, may face increased risks of data breaches and operational disruptions. The medium severity rating underscores the need for timely mitigation to prevent exploitation, especially since the vulnerability requires no authentication and can be triggered remotely with user interaction.

CWE-489Active Debug Code (opens in a new tab)
Base weaknessOWASP Top 10 A02:2025: Security Misconfiguration (opens in a new tab)
The product is released with debugging code still enabled or active.
Build and Compilation · Distribution
Remove debug code before deploying the application.
Attack patterns
Exploit Non-Production Interfaces (opens in a new tab)
Root/Jailbreak Detection Evasion via Debugging (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

Community reviews

Loading reviews…

Exploitation evidence

What to do

Description

AI analysisMachine-generated, updated 16 Dec 2025, 05:03 UTC

WeaknessesCWE-489

Technical details

References

Community reviews

Related threats