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CVE-2018-1000823
CRITICAL
exist version <= 5.0.0-RC4 contains a XML External Entity (XXE) vulnerability in XML Parser for REST Server that can result in Disclosure of confidential data, denial of service, SSRF, port scanning.
Published: Dec 20, 2018
Modified: Jun 17, 2026
CWE-611
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products (5)
| Vendor | Product | Version |
|---|---|---|
| exist-db | exist | * < 5.0.0 |
| exist-db | exist | 5.0.0 |
| exist-db | exist | 5.0.0 |
| exist-db | exist | 5.0.0 |
| exist-db | exist | 5.0.0 |
GitHub Security Advisory GHSA-jxm5-5xcw-h57q
exist-db:exist-core XML External Entity (XXE) vulnerability
maven
org.exist-db:exist-core
< 5.1.0
Fixed: 5.1.0
References (4)
- https://0dd.zone/2018/10/27/exist-XXE/ Third Party Advisory
- https://github.com/eXist-db/exist/issues/2180 Issue Tracking, Third Party Advisory
- https://0dd.zone/2018/10/27/exist-XXE/ Third Party Advisory
- https://github.com/eXist-db/exist/issues/2180 Issue Tracking, Third Party Advisory
Risk Scores
CVSS Score
10.0 / 10
EPSS Score
1.88%
Top 22% most likely to be exploited
Threat Score
40.6 / 100
Data Sources
NVD
EPSS
GitHub