How severe is CVE-2017-18814?

CVE-2017-18814 has a CVSS 3.x base score of 4.8, 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 none.

Is CVE-2017-18814 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18814?

CVE-2017-18814 affects Netgear Readynas Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18814?

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

When was CVE-2017-18814 published?

CVE-2017-18814 was published on 2020-04-21 and last updated on 2026-06-17.

CVE-2017-18814

CVE-2017-18814 is a medium-severity vulnerability in Netgear Readynas Os with a CVSS 3.x base score of 4.8. 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 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Netgear Readynas Os
Published: 2020-04-21
Last modified: 2026-06-17

Description

NETGEAR ReadyNAS OS 6 devices running ReadyNAS OS versions prior to 6.8.0 are affected by stored XSS.

Frequently asked questions

What is CVE-2017-18814?: NETGEAR ReadyNAS OS 6 devices running ReadyNAS OS versions prior to 6.8.0 are affected by stored XSS.
How severe is CVE-2017-18814?: CVE-2017-18814 has a CVSS 3.x base score of 4.8, 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 none.
Is CVE-2017-18814 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18814?: CVE-2017-18814 affects Netgear Readynas Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18814?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18814 published?: CVE-2017-18814 was published on 2020-04-21 and last updated on 2026-06-17.

References

https://kb.netgear.com/000049051/Security-Advisory-for-Stored-Cross-Site-Scripting-Vulnerability-on-Some-ReadyNAS-devices-PSV-2017-0295

Affected products (1)

cpe:2.3:o:netgear:readynas_os:*:*:*:*:*:*:*:*

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