CVE-2018-1000823

CRITICAL
10
CVSS Score
Published: December 20, 2018 at 03:00 PM UTC
Updated: June 17, 2026 at 01:33 AM UTC
1 product affected across 1 vendorExist

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Severity
CRITICAL10
Exploit prediction
EPSS 2%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Affected range stops below 5.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_MISCThird Party Advisory
https://0dd.zone/2018/10/27/exist-XXE/
x_refsource_MISCIssue TrackingThird Party Advisory
https://github.com/eXist-db/exist/issues/2180

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-611

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