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Security Bulletin: Vulnerability in Hibernate Validator affects WebSphere Application Server Liberty (CVE-2020-10693)

Security Bulletin


There is a vulnerability in the Hibernate Validator library used by WebSphere Application Server Liberty. This has been addressed.

Vulnerability Details

CVEID:   CVE-2020-10693
DESCRIPTION:   Hibernate Hibernate Validator could allow a remote attacker to bypass security restrictions, caused by a flaw in the message interpolation processor. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass input sanitation controls when handling user-controlled data in error messages.
CVSS Base score: 5.3
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Affected Product(s) Version(s)
WebSphere Application Server Liberty -


The recommended solution is to apply the interim fix or Fix Pack containing APAR PH29942 for each named product as soon as practical.

For WebSphere Application Server Liberty - using the beanValidation-2.0 feature: 
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH29942
· Apply Liberty Fix Pack or later (targeted availability 4Q2020).

Additional interim fixes may be available and linked off the interim fix download page.

Workarounds and Mitigations


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Change History

14 Oct 2020: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.


Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location


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Document Information

Modified date:
14 October 2020