CVE-2018-1000820

Name: CVE-2018-1000820
Creator: NVD / NIST
Published: 2018-12-20T15:29:00.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.87%

Last modified Jun 17, 2026

CVE-2018-1000820 is a vulnerability of currently unknown severity. neo4j-contrib neo4j-apoc-procedures version before commit 45bc09c contains a XML External Entity (XXE) vulnerability in XML Parser that can result in Disclosure of confidential data, denial of service, SSRF, port scanning. This vulnerability appears to have been fixed in after commit 45bc09c.. EPSS estimates a 1.87% chance of exploitation in the next 30 days.

Description

neo4j-contrib neo4j-apoc-procedures version before commit 45bc09c contains a XML External Entity (XXE) vulnerability in XML Parser that can result in Disclosure of confidential data, denial of service, SSRF, port scanning. This vulnerability appears to have been fixed in after commit 45bc09c.

Metrics

EPSS Probability

1.87%

76.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Neo4j	Awesome Procedures On Cyper	All versions

References

https://0dd.zone/2018/10/27/neo4f-apoc-procedures-XXE/Third Party Advisory
https://github.com/neo4j-contrib/neo4j-apoc-procedures/issues/931Issue Tracking, Patch, Third Party Advisory
https://0dd.zone/2018/10/27/neo4f-apoc-procedures-XXE/Third Party Advisory
https://github.com/neo4j-contrib/neo4j-apoc-procedures/issues/931Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Dec 20, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000820?

How severe is CVE-2018-1000820?

Severity scoring for CVE-2018-1000820 is pending analysis. The EPSS model estimates a 1.87% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000820?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1000820?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST