High

org.neo4j.procedure:apoc Path Traversal Vulnerability

  • Disclosed: 13.01.2023
  • Updated: 11.10.2026 11:21

Impact

A Path Traversal Vulnerability found in the apoc.export.* procedures of apoc plugins in Neo4j Graph database. The issue allows a malicious actor to potentially break out of the expected directory. The vulnerability is such that files could only be created but not overwritten.

For the vulnerability to be exploited, an attacker would need access to execute an arbitrary query, either by having access to an authenticated Neo4j client, or a Cypher injection vulnerability in an application. The procedure would need to have been allow listed in the neo4j configuration as well as having the apoc config apoc.export.file.enabled set to true.

On a UNIX based system the following query allows arbitrary write access to the tmp folder:

CALL apoc.export.csv.query('RETURN 1', 'file:///..//..//..//..//tmp/test.txt', {})

Patches

The users should aim to use the latest released version compatible with their Neo4j version. The minimum versions containing patch for this vulnerability are 4.4.0.12 and 4.3.0.12.

Workarounds

If you cannot upgrade the library, you can control the allowlist of the procedures that can be used in your system, and/or turn off local file access by setting apoc.export.file.enabled=false

For more information

If you have any questions or comments about this advisory:

Credits

We want to publicly recognise the contribution Adam Reziouk - Airbus.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) org.neo4j.procedure:apoc < 4.3.0.12, >= 4.4.0.0, < 4.4.0.12 4.3.0.12, 4.4.0.12

References

CVSS score 7.1/10
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:L
Weakness (CWE)
CWE-22
Platform
Java / Kotlin (Maven)
Package
org.neo4j.procedure:apoc
Disclosed
13.01.2023
Updated
11.10.2026 11:21

Sources and licenses

OSV / GitHub Advisory Database - GHSA-5v8v-gwmw-qw97 - CC BY 4.0

Vulnerability history: org.neo4j.procedure:apoc

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
5
First → latest
12.2018 02.2023
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 2
  • High 1
  • Medium 2

Disclosures per year

  1. 2018: 1
  2. 2019: 0
  3. 2020: 0
  4. 2021: 0
  5. 2022: 2
  6. 2023: 2
  7. 2024: 0
  8. 2025: 0
  9. 2026: 0
  1. Medium · 5.9 ghsa-9vx8-f5c4-862x < 4.4.0.14, >= 5.0.0, < 5.5.0 4.4.0.14, 5.5.0
  2. org.neo4j.procedure:apoc Path Traversal Vulnerability this entry
    High · 7.1 CVE-2022-23532 < 4.3.0.12, >= 4.4.0.0, < 4.4.0.12 4.3.0.12, 4.4.0.12
  3. Medium CVE-2022-37423 >= 4.4.0.0, < 4.4.0.8, < 4.3.0.7 4.4.0.8, 4.3.0.7
  4. Critical · 9.1 CVE-2021-42767 < 3.5.17, >= 4.2.0, < 4.2.10, >= 4.3.0.0, < 4.3.0.4, >= 4.4.0.0, < 4.4.0.1 3.5.17, 4.2.10, 4.3.0.4, 4.4.0.1
  5. Critical · 10.0 CVE-2018-1000820 < 3.4.0.4 3.4.0.4

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