{"id":"CVE-2025-5279","aliases":["GHSA-r244-wg5g-6w2r","PYSEC-2026-1867"],"title":"Issue with Amazon Redshift Python Connector and the BrowserAzureOAuth2CredentialsProvider plugin","summary":"Issue with Amazon Redshift Python Connector and the BrowserAzureOAuth2CredentialsProvider plugin","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","vendor":"redshift-connector","product":"redshift-connector","ecosystem":"pip","affected":["redshift-connector >= 2.0.872, < 2.1.7"],"patched":["redshift-connector 2.1.7"],"published":"2025-05-28","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:50:24.760378818Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-r244-wg5g-6w2r","references":[{"url":"https://github.com/aws/amazon-redshift-python-driver/security/advisories/GHSA-r244-wg5g-6w2r"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5279"},{"url":"https://aws.amazon.com/security/security-bulletins"},{"url":"https://aws.amazon.com/security/security-bulletins/AWS-2025-011"},{"url":"https://github.com/aws/amazon-redshift-python-driver"},{"url":"https://github.com/aws/amazon-redshift-python-driver/releases/tag/v2.1.7"}],"tags":["osv","pip"],"epss":0.00298,"epssPercentile":0.22672,"ingestedAt":"2026-07-08T18:25:52.509Z","slug":"CVE-2025-5279","body":"## Overview\n\n### Summary\n[Amazon Redshift Python Connector](https://docs.aws.amazon.com/redshift/latest/mgmt/python-redshift-driver.html) is a pure Python connector to Redshift (i.e., driver) that implements the [Python Database API Specification 2.0](https://www.python.org/dev/peps/pep-0249/).\n\nWhen the Amazon Redshift Python Connector is configured with the BrowserAzureOAuth2CredentialsProvider plugin, the driver skips the SSL certificate validation step for the Identity Provider. \n\n### Impact\n\nAn insecure connection could allow an actor to intercept the token exchange process and retrieve an access token.\n\n**Impacted versions:** >=2.0.872;<=2.1.6\n\n### Patches\n\nUpgrade Amazon Redshift Python Connector to version 2.1.7 and ensure any forked or derivative code is patched to incorporate the new fixes.\n\n### Workarounds\n\nNone\n\n### References\n\nIf you have any questions or comments about this advisory we ask that you contact AWS/Amazon Security via our vulnerability reporting page [1] or directly via email to [aws-security@amazon.com](mailto:aws-security@amazon.com). Please do not create a public GitHub issue.\n\n[1] Vulnerability reporting page: https://aws.amazon.com/security/vulnerability-reporting\n\n## Affected packages\n\n- `redshift-connector >= 2.0.872, < 2.1.7`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `redshift-connector 2.1.7`","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}