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GHSA-7xw4-g7mm-r4hh: Amazon Web Services Advanced JDBC Wrapper: Privilege Escalation in Aurora PostgreSQL instance

November 13, 2025

Description of Vulnerability:

An issue in AWS Wrappers for Amazon Aurora PostgreSQL may allow for privilege escalation to rds_superuser role. A low privilege authenticated user can create a crafted function that could be executed with permissions of other Amazon Relational Database Service (RDS) users.

AWS recommends for customers to upgrade to the following versions: AWS JDBC Wrapper to v2.6.5 or greater.

Source of Vulnerability Report:

Allistair Ishmael Hakim allistair.hakim@gmail.com

Affected products & versions:

AWS JDBC Wrapper < 2.6.5

Platforms:

MacOS/Windows/Linux

References

  • github.com/advisories/GHSA-7xw4-g7mm-r4hh
  • github.com/aws/aws-advanced-jdbc-wrapper
  • github.com/aws/aws-advanced-jdbc-wrapper/commit/b62183b851fa46f891f9fe9c861e9ac2fb7d8b62
  • github.com/aws/aws-advanced-jdbc-wrapper/releases/tag/2.6.5
  • github.com/aws/aws-advanced-jdbc-wrapper/security/advisories/GHSA-7xw4-g7mm-r4hh

Code Behaviors & Features

Detect and mitigate GHSA-7xw4-g7mm-r4hh with GitLab Dependency Scanning

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Affected versions

All versions before 2.6.5

Fixed versions

  • 2.6.5

Solution

Upgrade to version 2.6.5 or above.

Impact 8 HIGH

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

Learn more about CVSS

Weakness

  • CWE-470: Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

Source file

maven/software.amazon.jdbc/aws-advanced-jdbc-wrapper/GHSA-7xw4-g7mm-r4hh.yml

Spotted a mistake? Edit the file on GitLab.

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