PYSEC-2026-1490

Vulnerability from pysec - Published: 2026-07-07 16:03 - Updated: 2026-07-07 17:24
VLAI
Details

OpenStack Keystone before 26.0.1, 27.0.0, and 28.0.0 allows a /v3/ec2tokens or /v3/s3tokens request with a valid AWS Signature to provide Keystone authorization.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N
Impacted products
Name purl
keystone pkg:pypi/keystone
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "keystone",
        "purl": "pkg:pypi/keystone"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "26.0.1"
            },
            {
              "introduced": "27.0.0.0rc1"
            },
            {
              "fixed": "27.0.0"
            },
            {
              "introduced": "28.0.0.0rc1"
            },
            {
              "fixed": "28.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "12.0.2",
        "12.0.3",
        "13.0.2",
        "13.0.3",
        "13.0.4",
        "14.0.0",
        "14.0.1",
        "14.1.0",
        "14.2.0",
        "15.0.0",
        "15.0.0.0rc1",
        "15.0.0.0rc2",
        "15.0.1",
        "16.0.0",
        "16.0.0.0rc1",
        "16.0.0.0rc2",
        "16.0.1",
        "16.0.2",
        "17.0.0",
        "17.0.0.0rc1",
        "17.0.0.0rc2",
        "17.0.1",
        "18.0.0",
        "18.0.0.0rc1",
        "18.1.0",
        "19.0.0",
        "19.0.0.0rc1",
        "19.0.0.0rc2",
        "19.0.1",
        "20.0.0",
        "20.0.0.0rc1",
        "20.0.1",
        "21.0.0",
        "21.0.0.0rc1",
        "21.0.1",
        "22.0.0",
        "22.0.0.0rc1",
        "22.0.1",
        "22.0.2",
        "23.0.0",
        "23.0.0.0rc1",
        "23.0.1",
        "23.0.2",
        "24.0.0",
        "24.0.0.0rc1",
        "24.1.0",
        "25.0.0",
        "25.0.0.0rc1",
        "26.0.0",
        "26.0.0.0rc1",
        "27.0.0.0rc1",
        "28.0.0.0rc1"
      ]
    }
  ],
  "aliases": [
    "CVE-2025-65073",
    "GHSA-hcqg-5g63-7j9h"
  ],
  "details": "OpenStack Keystone before 26.0.1, 27.0.0, and 28.0.0 allows a /v3/ec2tokens or /v3/s3tokens request with a valid AWS Signature to provide Keystone authorization.",
  "id": "PYSEC-2026-1490",
  "modified": "2026-07-07T17:24:24.082689Z",
  "published": "2026-07-07T16:03:10.401718Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-65073"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/openstack/keystone"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2025/11/04/2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/11/17/6"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/keystone"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-hcqg-5g63-7j9h"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "OpenStack Keystone allows /v3/ec2tokens or /v3/s3tokens request with valid AWS Signature to provide Keystone authorization."
}



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