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Public proof of conceptFix available

CVE-2023-43791

A public proof of concept exists; no exploitation attested.

  • Published2023-11-09
  • Fixed in1.8.2
  • WeaknessCWE-200

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

Label Studio is a multi-type data labeling and annotation tool with standardized output format. There is a vulnerability that can be chained within the ORM Leak vulnerability to impersonate any account on Label Studio. An attacker could exploit these vulnerabilities to escalate their privileges from a low privilege user to a Django Super Administrator user. The vulnerability was found to affect versions before `1.8.2`, where a patch was introduced.

Timeline

dates in UTC
  1. 2023-11-0915:15CVE publishedNVD

Versions per branch

NVD · OSV
Humansignal label studio
BranchAffectedFixed in
1.8< 1.8.21.8.2

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

  • HumanSignal label-studio
    Affected
    • = <= 1.8.1no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-11-09

Fix

  1. Update Humansignal label studio to 1.8.2

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionpoc2024-09-03
  • CNACVSS 3.19.8known since 2026-10-23
  • NVDCVSS 3.18.8read 2026-10-23
  • CNAweakness (CWE)CWE-200known since 2026-10-23
  • FIRST EPSSEPSS score1.6 %2026-11-10
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryCRITICAL2023-11-09

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2023-11-09
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-f475-x83m-rx5m

Frequently asked questions

What is CVE-2023-43791?

Label Studio is a multi-type data labeling and annotation tool with standardized output format. There is a vulnerability that can be chained within the ORM Leak vulnerability to impersonate any account on Label Studio. An attacker could exploit these vulnerabilities to escalate their privileges from a low privilege user to a Django Super Administrator user. The vulnerability was found to affect versions before `1.8.2`, where a patch was introduced.

Is CVE-2023-43791 actively exploited?

A proof-of-concept exploit exists for CVE-2023-43791, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-43791?

CVE-2023-43791 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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