Is CVE-2013-1939 in the CISA KEV catalog?

No. CVE-2013-1939 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-1939?

CVE-2013-1939 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2013-1939?

CVE-2013-1939 has an EPSS score of 1.78% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-1939?

Upgrade owncloud server to 5.0.4 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2013-1939

MEDIUMEPSS 76th pctl

5.0

CVSS v2

NVD

Description

The HTML\Browser plugin in SabreDAV before 1.6.9, 1.7.x before 1.7.7, and 1.8.x before 1.8.5, as used in ownCloud, when running on Windows, does not properly check path separators in the base path, which allows remote attackers to read arbitrary files via a \ (backslash) character.

CWE-20Improper Input Validation

How to fix

Remediation Available

owncloud serverNVD

Affected:>= 5.0.0, < 5.0.4Fixed in:5.0.4CVE-2013-1939derived from NVD

sabredavNVD

Affected:>= 1.8.0, < 1.8.5Fixed in:1.8.5CVE-2013-1939derived from NVD

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.78%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Vendor Advisory1

owncloud.org

Other references1

groups.google.com

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	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 2026-05-06.