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Exploitation reportedNot in CISA KEV yetFix available

CVE-2023-2356

Exploitation reported by one source. First attested on 2026-10-30 by GCVE · shadowserver.

  • Published2023-04-28
  • Fixed in2.3.1
  • WeaknessCWE-23

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Relative Path Traversal in GitHub repository mlflow/mlflow prior to 2.3.1.

Timeline

dates in UTC
  1. 2023-04-2800:15CVE publishedNVD
  2. 2026-10-3016:09Listed as exploited by GCVEGCVE
  3. 2026-10-3016:09Exploitation first reportedGCVE

Observed activity

isMalicious corpus · updated 2026-11-02 03:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-2356?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-2356?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV
Lfprojects mlflow
BranchAffectedFixed in
2.3< 2.3.12.3.1

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As @huntrdev, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • mlflow/mlflow
    Affected
    • < 2.3.1fixed in 2.3.1custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-04-28

Fix

  1. Update Lfprojects mlflow to 2.3.1

Advisories and patches

Detection

read 2026-11-01 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2023-04-28
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-x422-6qhv-p29g

Frequently asked questions

What is CVE-2023-2356?

Relative Path Traversal in GitHub repository mlflow/mlflow prior to 2.3.1.

Is CVE-2023-2356 actively exploited?

A proof-of-concept exploit exists for CVE-2023-2356, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-2356?

CVE-2023-2356 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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