Is CVE-2023-26559 in the CISA KEV catalog?

No. CVE-2023-26559 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-26559?

CVE-2023-26559 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-26559?

CVE-2023-26559 has an EPSS score of 1.01% (59th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-26559?

Upgrade oxygen content fusion to 5.0.3 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-26559

MEDIUM

5.3

CVSS v3

NVD

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.)

CWE-22Path Traversal

How to fix

Remediation Available

oxygen content fusionNVD

Affected:< 5.0.3Fixed in:5.0.3CVE-2023-26559derived from NVD

oxygen xml web authorNVD

Affected:>= 25.0.0.0, < 25.1.0.3Fixed in:25.1.0.3CVE-2023-26559derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

1.01%probability of exploitation in 30 days

59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Vendor Advisory1

oxygenxml.com

Product1

oxygenxml.com

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-02-07.