What’s Vulnerable › Vulnerabilities

CVE-2026-11401: Privilege Escalation in AWS Advanced Go Wrapper for Amazon Aurora PostgreSQL

• Severity: high (CVSS 8.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-05 · updated 2026-10-26
• Weakness: CWE-426

Description

An untrusted search path issue in the GlobalDatabasePlugin in the AWS Advanced Go Wrapper for Amazon Aurora PostgreSQL will allow a remote authenticated low-privilege actor to escalate privileges to those of another Amazon RDS user, including rds_superuser, via a crafted function created by the actor that runs when that user connects to the cluster through the affected wrapper. To remediate this issue, users should upgrade to the AWS Advanced Go Wrapper release 2026-05-26

Affected products

• AWS Advanced Go Wrapper: from 2026-04-06 before 2026-05-26 — fixed in 2026-05-26

How to fix

Upgrade to a fixed version: AWS Advanced Go Wrapper 2026-05-26. Check the vendor advisory for mitigations.

References

• https://aws.amazon.com/security/security-bulletins/2026-039-aws/
• https://github.com/aws/aws-advanced-go-wrapper/releases/tag/release-2026-05-26
• https://github.com/aws/aws-advanced-go-wrapper/security/advisories/GHSA-r236-5pc3-3qcp

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