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PatchSiren cyber security CVE debrief

CVE-2026-11401 AWS CVE debrief

CVE-2026-11401 is a HIGH severity vulnerability with a CVSS score of 8.6. An untrusted search path issue in the GlobalDatabasePlugin in the AWS Advanced Go Wrapper for Amazon Aurora PostgreSQL allows 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.

Vendor
AWS
Product
AWS Advanced Go Wrapper
CVSS
HIGH 8.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-06-05
Advisory published
2026-06-05
Advisory updated
2026-06-05

Who should care

Users of AWS Advanced Go Wrapper for Amazon Aurora PostgreSQL should be aware of this vulnerability and take action to remediate.

Technical summary

The vulnerability is caused by an untrusted search path issue in the GlobalDatabasePlugin. A remote authenticated low-privilege actor can exploit this vulnerability to escalate privileges to those of another Amazon RDS user, including rds_superuser.

Defensive priority

HIGH

Recommended defensive actions

  • Upgrade to the AWS Advanced Go Wrapper release 2026-05-26

Evidence notes

The CVE was published on 2026-06-05T20:17:28.883Z and modified on 2026-06-05T20:49:22.527Z. The vulnerability has been assigned a CVSS score of 8.6 and a severity of HIGH.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11401 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11401

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-11401 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11401

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://aws.amazon.com/security/security-bulletins/2026-039-aws/

    ff89ba41-3aa1-4d27-914a-91399e9639e5

  • Source reference

    Unverified legacy reference

    URL: https://github.com/aws/aws-advanced-go-wrapper/releases/tag/release-2026-05-26

    ff89ba41-3aa1-4d27-914a-91399e9639e5

  • Source reference

    Unverified legacy reference

    URL: https://github.com/aws/aws-advanced-go-wrapper/security/advisories/GHSA-r236-5pc3-3qcp

    ff89ba41-3aa1-4d27-914a-91399e9639e5

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.