{"cve":"CVE-2026-11400","nvd":{"published":"2026-06-05T20:17:28.733","modified":"2026-10-26T11:10:00.157","status":"Awaiting Analysis","description":"An untrusted search path issue in the GlobalDatabasePlugin in the AWS Advanced JDBC 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 an affected wrapper.\n\n\n\nTo remediate this issue, users should upgrade to AWS Advanced JDBC Wrapper version 4.0.1.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.6},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","score":8.0},"cwes":["CWE-426"],"references":["https://aws.amazon.com/security/security-bulletins/2026-039-aws/","https://github.com/aws/aws-advanced-jdbc-wrapper/releases/tag/4.0.1","https://github.com/aws/aws-advanced-jdbc-wrapper/security/advisories/GHSA-mhww-p97m-3368"],"products":[],"source":"nvd","synced_at":"2026-10-26T11:33:08.859761529+00:00"},"epss":{"cve":"CVE-2026-11400","score":0.00496,"percentile":0.42238,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-mhww-p97m-3368","url":"https://osv.dev/vulnerability/GHSA-mhww-p97m-3368","summary":"AWS-JDBC Wrapper: Privilege Escalation in Aurora PostgreSQL instance","modified":"2026-07-17T18:56:40.912834Z","packages":[{"ecosystem":"Maven","name":"software.amazon.jdbc:aws-advanced-jdbc-wrapper","purl":"pkg:maven/software.amazon.jdbc/aws-advanced-jdbc-wrapper","ranges":[">=3.0.0 <4.0.1"],"fixed":["4.0.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}