How severe is CVE-2022-4550?

CVE-2022-4550 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2022-4550 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4550?

CVE-2022-4550 affects User Activity Project User Activity. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4550?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-4550 published?

CVE-2022-4550 was published on 2023-02-27 and last updated on 2026-06-17.

CVE-2022-4550

CVE-2022-4550 is a high-severity vulnerability in User Activity Project User Activity with a CVSS 3.x base score of 7.5. 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-290.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-290
Affected product: User Activity Project User Activity
Published: 2023-02-27
Last modified: 2026-06-17

Description

The User Activity WordPress plugin through 1.0.1 checks headers such as the X-Forwarded-For to retrieve the IP address of the request, which could lead to IP spoofing

Frequently asked questions

What is CVE-2022-4550?: The User Activity WordPress plugin through 1.0.1 checks headers such as the X-Forwarded-For to retrieve the IP address of the request, which could lead to IP spoofing
How severe is CVE-2022-4550?: CVE-2022-4550 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-4550 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4550?: CVE-2022-4550 affects User Activity Project User Activity. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4550?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-4550 published?: CVE-2022-4550 was published on 2023-02-27 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/a1179959-2044-479f-a5ca-3c9ffc46d00e

Affected products (1)

cpe:2.3:a:user_activity_project:user_activity:*:*:*:*:*:wordpress:*:*

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