PYSEC-2026-516

Vulnerability from pysec - Published: 2026-06-29 11:50 - Updated: 2026-07-01 20:23
VLAI
Details

LFI in Ray's /static/ directory allows attackers to read any file on the server without authentication. The issue is fixed in version 2.8.1+. Ray maintainers response can be found here: https://www.anyscale.com/blog/update-on-ray-cves-cve-2023-6019-cve-2023-6020-cve-2023-6021-cve-2023-48022-cve-2023-48023

Severity
9.3 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
Impacted products
Name purl
ray pkg:pypi/ray
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "ray",
        "purl": "pkg:pypi/ray"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.1",
        "0.1.2",
        "0.2.0",
        "0.2.1",
        "0.2.2",
        "0.3.0",
        "0.3.1",
        "0.4.0",
        "0.5.0",
        "0.5.2",
        "0.5.3",
        "0.6.0",
        "0.6.1",
        "0.6.2",
        "0.6.3",
        "0.6.4",
        "0.6.5",
        "0.6.6",
        "0.7.0",
        "0.7.1",
        "0.7.2",
        "0.7.3",
        "0.7.4",
        "0.7.5",
        "0.7.6",
        "0.7.7",
        "0.8.0",
        "0.8.1",
        "0.8.2",
        "0.8.3",
        "0.8.4",
        "0.8.5",
        "0.8.6",
        "0.8.7",
        "1.0.0",
        "1.0.1",
        "1.1.0",
        "1.10.0",
        "1.11.0",
        "1.11.1",
        "1.12.0",
        "1.12.1",
        "1.13.0",
        "1.2.0",
        "1.3.0",
        "1.4.0",
        "1.4.1",
        "1.5.0",
        "1.5.1",
        "1.5.2",
        "1.6.0",
        "1.7.0",
        "1.7.1",
        "1.8.0",
        "1.9.0",
        "1.9.1",
        "1.9.2",
        "2.0.0",
        "2.0.1",
        "2.1.0",
        "2.2.0",
        "2.3.0",
        "2.3.0rc0",
        "2.3.1",
        "2.4.0",
        "2.5.0",
        "2.5.1",
        "2.6.0",
        "2.6.1",
        "2.6.2",
        "2.6.3",
        "2.7.0",
        "2.7.0rc0",
        "2.7.1",
        "2.7.2",
        "2.8.0"
      ]
    }
  ],
  "aliases": [
    "CVE-2023-6020",
    "GHSA-6cxr-8q3m-jwrr"
  ],
  "details": "LFI in Ray\u0027s /static/ directory allows attackers to read any file on the server without authentication. The issue is fixed in version 2.8.1+. Ray maintainers response can be found here: https://www.anyscale.com/blog/update-on-ray-cves-cve-2023-6019-cve-2023-6020-cve-2023-6021-cve-2023-48022-cve-2023-48023",
  "id": "PYSEC-2026-516",
  "modified": "2026-07-01T20:23:03.587282Z",
  "published": "2026-06-29T11:50:43.308049Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-6020"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ray-project/ray"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ray-project/ray/releases/tag/ray-2.8.1"
    },
    {
      "type": "WEB",
      "url": "https://huntr.com/bounties/83dd8619-6dc3-4c98-8f1b-e620fedcd1f6"
    },
    {
      "type": "WEB",
      "url": "https://www.anyscale.com/blog/update-on-ray-cves-cve-2023-6019-cve-2023-6020-cve-2023-6021-cve-2023-48022-cve-2023-48023"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/ray"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-6cxr-8q3m-jwrr"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Ray Missing Authorization vulnerability"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.