How severe is CVE-2018-13293?

CVE-2018-13293 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2018-13293 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-13293?

CVE-2018-13293 affects Synology Diskstation Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-13293?

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

When was CVE-2018-13293 published?

CVE-2018-13293 was published on 2019-04-01 and last updated on 2026-06-17.

CVE-2018-13293

CVE-2018-13293 is a medium-severity vulnerability in Synology Diskstation Manager with a CVSS 3.x base score of 5.9. 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 5.9)
CVSS v2: 3.5
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Synology Diskstation Manager
Published: 2019-04-01
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in Control Panel SSO Settings in Synology DiskStation Manager (DSM) before 6.2.1-23824 allows remote authenticated users to inject arbitrary web script or HTML via the URL parameter.

Frequently asked questions

What is CVE-2018-13293?: Cross-site scripting (XSS) vulnerability in Control Panel SSO Settings in Synology DiskStation Manager (DSM) before 6.2.1-23824 allows remote authenticated users to inject arbitrary web script or HTML via the URL parameter.
How severe is CVE-2018-13293?: CVE-2018-13293 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2018-13293 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-13293?: CVE-2018-13293 affects Synology Diskstation Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-13293?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-13293 published?: CVE-2018-13293 was published on 2019-04-01 and last updated on 2026-06-17.

References

https://www.synology.com/security/advisory/Synology_SA_18_51

Affected products (1)

cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*

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