CVE-2021-4373
CVE-2021-4373 is a high-severity vulnerability in Webberzone Better Search 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-288.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-288
- Affected product: Webberzone Better Search
- Published:
- Last modified:
Description
The Better Search plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.5.2. This makes it possible for unauthenticated attackers to import settings via forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Frequently asked questions
- What is CVE-2021-4373?
- The Better Search plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.5.2. This makes it possible for unauthenticated attackers to import settings via forged request granted they can trick a site administrator into performing an action such as clicking on a link.
- How severe is CVE-2021-4373?
- CVE-2021-4373 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-4373 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-2021-4373?
- CVE-2021-4373 affects Webberzone Better Search. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-4373?
- 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-2021-4373 published?
- CVE-2021-4373 was published on 2023-06-07 and last updated on 2026-06-17.
References
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/
- https://plugins.trac.wordpress.org/changeset/2473344
- https://www.wordfence.com/threat-intel/vulnerabilities/id/cfc6c595-dad2-4abc-8187-ed72355273b8?source=cve
Affected products (1)
- cpe:2.3:a:webberzone:better_search:*:*:*:*:*:wordpress:*:*
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