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CVE-2023-26559

MEDIUM
5.3
CVSS Score
Published: April 14, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:43 AM UTC
2 products affected across 1 vendorOxygen XML Web AuthorOxygen Content Fusion

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Severity
MEDIUM5.3
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

A directory traversal vulnerability in Oxygen XML Web Author before 25.0.0.3 build 2023021715 and Oxygen Content Fusion before 5.0.3 build 2023022015 allows an attacker to read files from a WEB-INF directory via a crafted HTTP request. (XML Web Author 24.1.0.3 build 2023021714 and 23.1.1.4 build 2023021715 are also fixed versions.)

Affected

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

Oxygen Content Fusion· Sync
95%
v < 5.0.3
Affected range stops below 5.0.3, so it looks safe — our inference, not a vendor statement
Oxygen XML Web Author· Sync
95%
v < 23.1.1.424.0.0.0 ≤ v < 24.1.0.325.0.0.0 ≤ v < 25.1.0.3
Affected range stops below 23.1.1.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 24.1.0.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 25.1.0.3, 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:

Patch and advisory references

References (2)

Product
Source: [email protected]
https://oxygenxml.com
MitigationVendor Advisory
Source: [email protected]
https://www.oxygenxml.com/security/advisory/SYNC-2023-042301.html

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

5.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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