How severe is CVE-2021-24869?

CVE-2021-24869 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-24869 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24869?

CVE-2021-24869 affects Wpfastestcache Wp Fastest Cache. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24869?

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.

Does CVE-2021-24869 have an EU (EUVD) identifier?

Yes. CVE-2021-24869 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-11781.

When was CVE-2021-24869 published?

CVE-2021-24869 was published on 2024-01-16 and last updated on 2026-06-17.

CVE-2021-24869

CVE-2021-24869 is a high-severity vulnerability in Wpfastestcache Wp Fastest Cache with a CVSS 3.x base score of 8.8. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2021-11781
Weakness: CWE-89
Affected product: Wpfastestcache Wp Fastest Cache
Published: 2024-01-16
Last modified: 2026-06-17

Description

The WP Fastest Cache WordPress plugin before 0.9.5 does not escape user input in the set_urls_with_terms method before using it in a SQL statement, leading to an SQL injection exploitable by low privilege users such as subscriber

Frequently asked questions

What is CVE-2021-24869?: The WP Fastest Cache WordPress plugin before 0.9.5 does not escape user input in the set_urls_with_terms method before using it in a SQL statement, leading to an SQL injection exploitable by low privilege users such as subscriber
How severe is CVE-2021-24869?: CVE-2021-24869 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-24869 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24869?: CVE-2021-24869 affects Wpfastestcache Wp Fastest Cache. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24869?: 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.
Does CVE-2021-24869 have an EU (EUVD) identifier?: Yes. CVE-2021-24869 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-11781.
When was CVE-2021-24869 published?: CVE-2021-24869 was published on 2024-01-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wpfastestcache:wp_fastest_cache:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Wpfastestcache Wp Fastest Cache

CVE-2015-9316 — Critical (CVSS 9.8): The wp-fastest-cache plugin before 0.8.4.9 for WordPress has SQL injection in…
CVE-2019-13635 — Critical (CVSS 9.1): The WP Fastest Cache plugin through 0.8.9.5 for WordPress allows wpFastestCache.php and inc/cache.php Directory…
CVE-2023-1938 — High (CVSS 8.8): The WP Fastest Cache WordPress plugin before 1.1.5 does not have CSRF check in an AJAX action, and does not validate…
CVE-2018-17584 — High (CVSS 8.8): The WP Fastest Cache plugin 0.8.8.5 for WordPress has CSRF via the wp-admin/admin.php wpfastestcacheoptions page.
CVE-2015-4089 — High (CVSS 8.8): Multiple cross-site request forgery (CSRF) vulnerabilities in the optionsPageRequest function in admin.php in WP…
CVE-2020-36836 — High (CVSS 8.0): The WP Fastest Cache plugin for WordPress is vulnerable to unauthorized arbitrary file deletion in versions up to, and…

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