CVE-2023-6021

highpriority · track · 43EPSS 0.371 · 99 %ileEURUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

37.1% (99th) EPSS

CVSS 7.5 · high

Is it mine?

4 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

LFI in Ray's log API endpoint 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

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.3

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.09.3criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:Nsecondary · OSV

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · security@huntr.devexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-22USprimaryCWE-22USCWE-22USCWE-29USCWE-29USCWE-29US

affected products (4)

Products and version ranges known to be affected.

ray-project ray-project/ray≤ unspecified ≤latestenisa_euvdEU
Anyscale Inc Ray≤ 2.6.3fstec_bduRU
ray project rayall versionsnvdUScpe:2.3:a:ray_project:ray:*:*:*:*:*:*:*:*
PyPI ray< 2.8.1osvUSpkg:pypi/ray

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-3pww-qvr8-6mhpRay Path Traversal vulnerability2023-11-16ghsa · osvUS
LFI in Ray's log API endpoint 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
PYSEC-2026-515Ray Path Traversal vulnerability2026-06-29vendor · osvUS
LFI in Ray's log API endpoint 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

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv nvd NVD CVE.org MITRE

published 2023-11-16modified 2026-06-17

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references (4)

External citations — patches, advisories, analysis.

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