How severe is CVE-2021-24776?

CVE-2021-24776 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2021-24776 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24776?

CVE-2021-24776 affects Wp Performance Score Booster Project Wp Performance Score Booster. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24776?

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

When was CVE-2021-24776 published?

CVE-2021-24776 was published on 2021-11-17 and last updated on 2026-06-17.

CVE-2021-24776

CVE-2021-24776 is a medium-severity vulnerability in Wp Performance Score Booster Project Wp Performance Score Booster with a CVSS 3.x base score of 4.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Wp Performance Score Booster Project Wp Performance Score Booster
Published: 2021-11-17
Last modified: 2026-06-17

Description

The WP Performance Score Booster WordPress plugin before 2.1 does not have CSRF check when saving its settings, which could allow attackers to make a logged in admin change them via a CSRF attack.

Frequently asked questions

What is CVE-2021-24776?: The WP Performance Score Booster WordPress plugin before 2.1 does not have CSRF check when saving its settings, which could allow attackers to make a logged in admin change them via a CSRF attack.
How severe is CVE-2021-24776?: CVE-2021-24776 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-24776 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24776?: CVE-2021-24776 affects Wp Performance Score Booster Project Wp Performance Score Booster. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24776?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24776 published?: CVE-2021-24776 was published on 2021-11-17 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/a59ebab8-5df7-4093-b853-da9472f53508

Affected products (1)

cpe:2.3:a:wp_performance_score_booster_project:wp_performance_score_booster:*:*:*:*:*:wordpress:*:*

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