CVE-2021-24131
CVE-2021-24131 is a high-severity vulnerability in Cleantalk Anti-spam with a CVSS 3.x base score of 7.2. 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 7.2)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Cleantalk Anti-spam
- Published:
- Last modified:
Description
Unvalidated input in the Anti-Spam by CleanTalk WordPress plugin, versions before 5.149, lead to multiple authenticated SQL injection vulnerabilities, however, it requires high privilege user (admin+).
Frequently asked questions
- What is CVE-2021-24131?
- Unvalidated input in the Anti-Spam by CleanTalk WordPress plugin, versions before 5.149, lead to multiple authenticated SQL injection vulnerabilities, however, it requires high privilege user (admin+).
- How severe is CVE-2021-24131?
- CVE-2021-24131 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-24131 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-24131?
- CVE-2021-24131 affects Cleantalk Anti-spam. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-24131?
- 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-2021-24131 published?
- CVE-2021-24131 was published on 2021-03-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cleantalk:anti-spam:*:*:*:*:*:wordpress:*:*
More vulnerabilities in Cleantalk Anti-spam
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- CVE-2023-51696 — Medium (CVSS 4.3): Cross-Site Request Forgery (CSRF) vulnerability in СleanTalk - Anti-Spam Protection Spam protection, Anti-Spam,…
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