How severe is CVE-2017-1000427?

CVE-2017-1000427 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-2017-1000427 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-1000427?

CVE-2017-1000427 affects Marked Project Marked. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-1000427?

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

When was CVE-2017-1000427 published?

CVE-2017-1000427 was published on 2018-01-02 and last updated on 2026-06-17.

CVE-2017-1000427

CVE-2017-1000427 is a medium-severity vulnerability in Marked Project Marked 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: 2% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Marked Project Marked
Published: 2018-01-02
Last modified: 2026-06-17

Description

marked version 0.3.6 and earlier is vulnerable to an XSS attack in the data: URI parser.

Frequently asked questions

What is CVE-2017-1000427?: marked version 0.3.6 and earlier is vulnerable to an XSS attack in the data: URI parser.
How severe is CVE-2017-1000427?: CVE-2017-1000427 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-2017-1000427 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-1000427?: CVE-2017-1000427 affects Marked Project Marked. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-1000427?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-1000427 published?: CVE-2017-1000427 was published on 2018-01-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:marked_project:marked:*:*:*:*:*:*:*:*

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