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Vulnerability Assessment

Weakness
CWE
CWE-611
OWASP Top 10:2025
A02:2025 - Security Misconfiguration
ASVS 5.0
V13 - Configuration XML external entity prevention
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Collection

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

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Impact

CVSS score of 5.5 (MEDIUM). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived

A local attacker with access to the system could read arbitrary files or perform SSRF through XML processing.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 1.0% exploitation probability (EPSS)

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AnalysisAI

In Apache POI up to 4.1.0, when using the tool XSSFExportToXml to convert user-provided Microsoft Excel documents, a specially crafted document can allow an attacker to read files from the local. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Disable external entity processing in XML parsers, use JSON instead of XML where possible.

Affected Packages

maven org.apache.poi:poi fix: 4.1.1

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in maven

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

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Technical ContextAI · show details

This vulnerability is classified as XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. In Apache POI up to 4.1.0, when using the tool XSSFExportToXml to convert user-provided Microsoft Excel documents, a specially crafted document can allow an attacker to read files from the local filesystem or from internal network resources via XML External Entity (XXE) Processing. Affected products include: Apache Poi, Oracle Application Testing Suite, Oracle Banking Enterprise Originations, Oracle Banking Enterprise Product Manufacturing, Oracle Banking Payments. Version information: up to 4.1.0.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

In Apache POI up to 4.1.0, when using the tool XSSFExportToXml to convert user-provided Microsoft Excel documents, a specially crafted document can allow an attacker to read files from the local filesystem or from internal network resources via XML External Entity (XXE) Processing.

Threat Intelligence Overview

EPSS Score
1.0%
Top 42% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

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 1.0%
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
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

29
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

XML External Entity Injection HIGH

XML External Entity (XXE) attacks exploit XML parsers that process Document Type Definitions (DTDs) without proper restrictions.

Affected Products (CPE)NVD

cpe:2.3:a:apache:poi:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:application_testing_suite:12.5.0.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:application_testing_suite:13.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:application_testing_suite:13.2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:application_testing_suite:13.3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_enterprise_originations:2.7.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_enterprise_originations:2.8.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_enterprise_product_manufacturing:2.7.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_enterprise_product_manufacturing:2.8.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_payments:14.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_payments:14.1.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.5.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.6.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.6.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.6.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.7.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.7.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:banking_platform:2.9.0:*:*:*:*:*:*:*
+ 45 more

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References

Advisories & patches
REF https://lists.apache.org/thread.html/13a54b6a03369cfb418a699180ffb83bd727320b6ddfec198b9b728e%40%3Cannounce.apache.org%3E REF https://lists.apache.org/thread.html/2ac0327748de0c2b3c1c012481b79936797c711724e0b7da83cf564c%40%3Cuser.tika.apache.org%3E REF https://lists.apache.org/thread.html/895164e03a3c327449069e2fd6ced0367561878b3ae6a8ec740c2007%40%3Cuser.tika.apache.org%3E REF https://lists.apache.org/thread.html/d88b8823867033514d7ec05d66f88c70dc207604d3dcbd44fd88464c%40%3Cuser.tika.apache.org%3E REF https://lists.apache.org/thread.html/r204ba2a9ea750f38d789d2bb429cc0925ad6133deea7cbc3001d96b5%40%3Csolr-user.lucene.apache.org%3E REF https://www.oracle.com//security-alerts/cpujul2021.html REF https://www.oracle.com/security-alerts/cpuApr2021.html REF https://www.oracle.com/security-alerts/cpuapr2020.html REF https://www.oracle.com/security-alerts/cpujan2020.html REF https://www.oracle.com/security-alerts/cpujan2021.html REF https://www.oracle.com/security-alerts/cpujul2020.html REF https://www.oracle.com/security-alerts/cpuoct2020.html REF https://www.oracle.com/security-alerts/cpuoct2021.html

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