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Public proof of conceptFix available

CVE-2023-45820

A public proof of concept exists; no exploitation attested.

  • Published2023-10-19
  • Fixed in10.6.2
  • WeaknessCWE-755

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

Directus is a real-time API and App dashboard for managing SQL database content. In affected versions any Directus installation that has websockets enabled can be crashed if the websocket server receives an invalid frame. A malicious user could leverage this bug to crash Directus. This issue has been addressed in version 10.6.2. Users are advised to upgrade. Users unable to upgrade should avoid using websockets.

Timeline

dates in UTC
  1. 2023-10-1919:15CVE publishedNVD

Versions per branch

CISA-ADP · NVD · OSV
Directus
BranchAffectedFixed in
10.x≥ 10.4, < 10.6.210.6.2
Monospace directus
BranchAffectedFixed in
10.x≥ 10.4.0, < 10.6.210.6.2

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.

  • directus
    Affected
    • = >=10.4, < 10.6.2no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-10-19

Fix

  1. Update Directus to 10.6.2

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 decisionpoc2024-09-12
  • CNACVSS 3.15.9known since 2026-10-23
  • NVDCVSS 3.16.5read 2026-10-23
  • CNAweakness (CWE)CWE-755known since 2026-10-23
  • NVDweakness (CWE)CWE-755read 2026-10-23
  • FIRST EPSSEPSS score0.8 %2026-11-11
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryHIGH2023-10-19

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Published
2023-10-19
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-hmgw-9jrg-hf2m

Frequently asked questions

What is CVE-2023-45820?

Directus is a real-time API and App dashboard for managing SQL database content. In affected versions any Directus installation that has websockets enabled can be crashed if the websocket server receives an invalid frame. A malicious user could leverage this bug to crash Directus. This issue has been addressed in version 10.6.2. Users are advised to upgrade. Users unable to upgrade should avoid using websockets.

Is CVE-2023-45820 actively exploited?

A proof-of-concept exploit exists for CVE-2023-45820, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-45820?

CVE-2023-45820 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

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Sources for this record