How severe is CVE-2016-10999?

CVE-2016-10999 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-2016-10999 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-2016-10999?

CVE-2016-10999 affects Momizat Goodnews. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-10999?

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

When was CVE-2016-10999 published?

CVE-2016-10999 was published on 2019-09-20 and last updated on 2026-06-17.

CVE-2016-10999

CVE-2016-10999 is a medium-severity vulnerability in Momizat Goodnews 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: Momizat Goodnews
Published: 2019-09-20
Last modified: 2026-06-17

Description

The Goodnews theme through 2016-02-28 for WordPress has XSS via the s parameter.

Frequently asked questions

What is CVE-2016-10999?: The Goodnews theme through 2016-02-28 for WordPress has XSS via the s parameter.
How severe is CVE-2016-10999?: CVE-2016-10999 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-2016-10999 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-2016-10999?: CVE-2016-10999 affects Momizat Goodnews. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-10999?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-10999 published?: CVE-2016-10999 was published on 2019-09-20 and last updated on 2026-06-17.

References

https://www.vulnerability-lab.com/get_content.php?id=1771

Affected products (1)

cpe:2.3:a:momizat:goodnews:2016-02-28:*:*:*:*:wordpress:*:*

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