VDB-167992 · CVE-2021-23926 · Nessus 296368

XMLBeans up to 2.6.0 XML Parser xml external entity reference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in XMLBeans up to 2.6.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component XML Parser. Executing a manipulation can lead to xml external entity reference. This vulnerability is tracked as CVE-2021-23926. No exploit exists.

Detailsinfo

A vulnerability was found in XMLBeans up to 2.6.0. It has been declared as critical. This vulnerability affects some unknown processing of the component XML Parser. The manipulation with an unknown input leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 01/14/2021. The advisory is shared for download at issues.apache.org. This vulnerability was named CVE-2021-23926. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 296368 (Oracle Business Intelligence Enterprise Edition (OAS 8.2) (January 2026 CPU)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (296368). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

XMLBeans

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Nessus ID: 296368
Nessus Name: Oracle Business Intelligence Enterprise Edition (OAS 8.2) (January 2026 CPU)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2021 🔍
01/14/2021 +2 days 🔍
01/14/2021 +0 days 🔍
01/25/2026 +1837 days 🔍

Sourcesinfo

Advisory: issues.apache.org
Status: Not defined

CVE: CVE-2021-23926 (🔍)
GCVE (CVE): GCVE-0-2021-23926
GCVE (VulDB): GCVE-100-167992

Entryinfo

Created: 01/14/2021 21:50
Updated: 01/25/2026 15:48
Changes: 01/14/2021 21:50 (35), 02/14/2021 17:08 (2), 02/14/2021 17:11 (18), 01/25/2026 15:48 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.