How severe is CVE-2018-1000847?

CVE-2018-1000847 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-1000847 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-2018-1000847?

CVE-2018-1000847 affects Freshdns Project Freshdns. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1000847?

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

When was CVE-2018-1000847 published?

CVE-2018-1000847 was published on 2018-12-20 and last updated on 2026-06-17.

CVE-2018-1000847

CVE-2018-1000847 is a medium-severity vulnerability in Freshdns Project Freshdns with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Freshdns Project Freshdns
Published: 2018-12-20
Last modified: 2026-06-17

Description

FreshDNS version 1.0.3 and prior contains a Cross Site Scripting (XSS) vulnerability in Account data form; Zone editor that can result in Execution of attacker's JavaScript code in victim's session. This attack appear to be exploitable via The attacker stores a specially crafted string as their Full Name in their account details. The victim (e.g. the administrator of the FreshDNS instance) opens the User List in the admin interface.. This vulnerability appears to have been fixed in 1.0.5 and later.

Frequently asked questions

What is CVE-2018-1000847?: FreshDNS version 1.0.3 and prior contains a Cross Site Scripting (XSS) vulnerability in Account data form; Zone editor that can result in Execution of attacker's JavaScript code in victim's session. This attack appear to be exploitable via The attacker stores a specially crafted string as their Full Name in their account details. The victim (e.g. the administrator of the FreshDNS instance) opens the User List in the admin interface.. This vulnerability appears to have been fixed in 1.0.5 and later.
How severe is CVE-2018-1000847?: CVE-2018-1000847 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-1000847 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-2018-1000847?: CVE-2018-1000847 affects Freshdns Project Freshdns. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1000847?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1000847 published?: CVE-2018-1000847 was published on 2018-12-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:freshdns_project:freshdns:*:*:*:*:*:*:*:*

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