CVE-2021-47930
CVE-2021-47930 is a high-severity vulnerability with a CVSS 3.x base score of 8.2. 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 8.2)
- CVSS v4: 8.8
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2021-34792
- Weakness: CWE-89
- Published:
- Last modified:
Description
Balbooa Joomla Forms Builder 2.0.6 contains an unauthenticated SQL injection vulnerability in the form submission handler that allows remote attackers to execute arbitrary SQL queries. Attackers can send POST requests to the com_baforms component with malicious JSON payloads in the 'id' field parameter to extract sensitive database information.
Frequently asked questions
- What is CVE-2021-47930?
- Balbooa Joomla Forms Builder 2.0.6 contains an unauthenticated SQL injection vulnerability in the form submission handler that allows remote attackers to execute arbitrary SQL queries. Attackers can send POST requests to the com_baforms component with malicious JSON payloads in the 'id' field parameter to extract sensitive database information.
- How severe is CVE-2021-47930?
- CVE-2021-47930 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
- Is CVE-2021-47930 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2021-47930?
- 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-2021-47930 have an EU (EUVD) identifier?
- Yes. CVE-2021-47930 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-34792.
- When was CVE-2021-47930 published?
- CVE-2021-47930 was published on 2026-05-10 and last updated on 2026-06-17.
References
- https://www.balbooa.com/
- https://www.exploit-db.com/exploits/50447
- https://www.vulncheck.com/advisories/balbooa-joomla-forms-builder-sql-injection-unauthenticated
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