How severe is CVE-2022-4199?

CVE-2022-4199 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-2022-4199 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4199?

CVE-2022-4199 affects Ylefebvre Link Library. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4199?

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

When was CVE-2022-4199 published?

CVE-2022-4199 was published on 2023-01-16 and last updated on 2026-06-17.

CVE-2022-4199

CVE-2022-4199 is a medium-severity vulnerability in Ylefebvre Link Library 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.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ylefebvre Link Library
Published: 2023-01-16
Last modified: 2026-06-17

Description

The Link Library WordPress plugin before 7.4.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Frequently asked questions

What is CVE-2022-4199?: The Link Library WordPress plugin before 7.4.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
How severe is CVE-2022-4199?: CVE-2022-4199 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-2022-4199 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4199?: CVE-2022-4199 affects Ylefebvre Link Library. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4199?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-4199 published?: CVE-2022-4199 was published on 2023-01-16 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/c4688c0b-0538-4151-995c-d437d7e4829d

Affected products (1)

cpe:2.3:a:ylefebvre:link_library:*:*:*:*:*:wordpress:*:*