How severe is CVE-2013-0202?

CVE-2013-0202 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2013-0202 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0202?

CVE-2013-0202 affects Owncloud Owncloud Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-0202?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-0202 published?

CVE-2013-0202 was published on 2019-12-17 and last updated on 2026-06-16.

CVE-2013-0202

CVE-2013-0202 is a medium-severity vulnerability in Owncloud Owncloud Server with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Owncloud Owncloud Server
Published: 2019-12-17
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in ownCloud 4.5.5, 4.0.10, and earlier allows remote attackers to inject arbitrary web script or HTML via the action parameter to core/ajax/sharing.php.

Frequently asked questions

What is CVE-2013-0202?: Cross-site scripting (XSS) vulnerability in ownCloud 4.5.5, 4.0.10, and earlier allows remote attackers to inject arbitrary web script or HTML via the action parameter to core/ajax/sharing.php.
How severe is CVE-2013-0202?: CVE-2013-0202 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2013-0202 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0202?: CVE-2013-0202 affects Owncloud Owncloud Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-0202?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0202 published?: CVE-2013-0202 was published on 2019-12-17 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:owncloud:owncloud_server:*:*:*:*:*:*:*:*

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