CVE-2023-26043

XML External Entity (XXE) injection in GeoServer style upload functionality

MEDIUM
6.5
CVSS Score
Published: February 27, 2023 at 08:37 PM UTC
Updated: June 17, 2026 at 05:42 AM UTC
2 products affected across 2 vendorsGeonodeGeoNode

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.8%
SSVC
PoC

Description

GeoNode is an open source platform that facilitates the creation, sharing, and collaborative use of geospatial data. GeoNode is vulnerable to an XML External Entity (XXE) injection in the style upload functionality of GeoServer leading to Arbitrary File Read. This issue has been patched in version 4.0.3.

Affected

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

v < 4.0.3
Affected range stops below 4.0.3, so it looks safe — our inference, not a vendor statement
v < 4.0.3
Affected range stops below 4.0.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-611

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