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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 43.0% exploitation probability (EPSS)

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AnalysisAI

By default, Apache CXF creates a /services page containing a listing of the available endpoint names and addresses. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affected Packages

maven org.apache.cxf:apache-cxf fix: 3.3.8, 3.4.1
maven org.apache.cxf:cxf fix: 3.3.8, 3.4.1

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 2 packages in maven

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. By default, Apache CXF creates a /services page containing a listing of the available endpoint names and addresses. This webpage is vulnerable to a reflected Cross-Site Scripting (XSS) attack via the styleSheetPath, which allows a malicious actor to inject javascript into the web page. This vulnerability affects all versions of Apache CXF prior to 3.4.1 and 3.3.8. Please note that this is a separate issue to CVE-2019-17573. Affected products include: Apache Cxf, Netapp Snap Creator Framework, Netapp Vasa Provider For Clustered Data Ontap, Oracle Business Intelligence, Oracle Retail Order Broker Cloud Service. Version information: prior to 3.4.1.

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Severity by source

NVD PRIMARY 6.1 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

By default, Apache CXF creates a /services page containing a listing of the available endpoint names and addresses. This webpage is vulnerable to a reflected Cross-Site Scripting (XSS) attack via the styleSheetPath, which allows a malicious actor to inject javascript into the web page. This vulnerability affects all versions of Apache CXF prior to 3.4.1 and 3.3.8. Please note that this is a separate issue to CVE-2019-17573.

Threat Intelligence Overview

EPSS Score
43.0%
Top 1% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 43.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

73
Low Medium High Critical
KEV: 0
EPSS: +43
CVSS: +30
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

cpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:snap_creator_framework:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:business_intelligence:5.5.0.0.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:business_intelligence:5.9.0.0.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:business_intelligence:12.2.1.3.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:business_intelligence:12.2.1.4.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:retail_order_broker_cloud_service:15.0:*:*:*:*:*:*:*
cpe:2.3:o:oracle:communications_messaging_server:8.0.2:*:*:*:*:*:*:*
cpe:2.3:o:oracle:communications_messaging_server:8.1:*:*:*:*:*:*:*

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References

Advisories & patches
PATCH https://www.oracle.com/security-alerts/cpuApr2021.html PATCH https://www.oracle.com/security-alerts/cpujan2021.html PATCH https://www.oracle.com/security-alerts/cpuoct2021.html ADVISORY http://cxf.apache.org/security-advisories.data/CVE-2020-13954.txt.asc?version=1&modificationDate=1605183670659&api=v2 ADVISORY http://www.openwall.com/lists/oss-security/2020/11/12/2 REF https://lists.apache.org/thread.html/r51fdd73548290b2dfd0b48f7ab69bf9ae064dd100364cd8a15f0b3ec%40%3Cannounce.apache.org%3E REF https://lists.apache.org/thread.html/r51fdd73548290b2dfd0b48f7ab69bf9ae064dd100364cd8a15f0b3ec%40%3Cdev.cxf.apache.org%3E REF https://lists.apache.org/thread.html/r51fdd73548290b2dfd0b48f7ab69bf9ae064dd100364cd8a15f0b3ec%40%3Cusers.cxf.apache.org%3E REF https://lists.apache.org/thread.html/r640719c9ce5671f239a6f002c20e14062effe4b318a580b6746aa5ef%40%3Cdev.syncope.apache.org%3E REF https://lists.apache.org/thread.html/r81a41a2915985d49bc3ea57dde2018b03584a863878a8532a89f993f%40%3Cusers.cxf.apache.org%3E REF https://lists.apache.org/thread.html/rd49aabd984ed540c8ff7916d4d79405f3fa311d2fdbcf9ed307839a6%40%3Ccommits.cxf.apache.org%3E REF https://lists.apache.org/thread.html/rec7160382badd3ef4ad017a22f64a266c7188b9ba71394f0d321e2d4%40%3Ccommits.cxf.apache.org%3E REF https://lists.apache.org/thread.html/rfb87e0bf3995e7d560afeed750fac9329ff5f1ad49da365129b7f89e%40%3Ccommits.cxf.apache.org%3E REF https://security.netapp.com/advisory/ntap-20210513-0010/ REF https://www.oracle.com/security-alerts/cpuapr2022.html

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