CVE-2018-6376
CVE-2018-6376 is a critical-severity vulnerability in Joomla Joomla! with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 5% (91st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Joomla Joomla!
- Published:
- Last modified:
Description
In Joomla! before 3.8.4, the lack of type casting of a variable in a SQL statement leads to a SQL injection vulnerability in the Hathor postinstall message.
Frequently asked questions
- What is CVE-2018-6376?
- In Joomla! before 3.8.4, the lack of type casting of a variable in a SQL statement leads to a SQL injection vulnerability in the Hathor postinstall message.
- How severe is CVE-2018-6376?
- CVE-2018-6376 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-6376 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-6376?
- CVE-2018-6376 affects Joomla Joomla!. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-6376?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-6376 published?
- CVE-2018-6376 was published on 2018-01-30 and last updated on 2026-06-17.
References
- http://www.securityfocus.com/bid/102916
- http://www.securitytracker.com/id/1040316
- https://developer.joomla.org/security-centre/722-20180105-core-sqli-vulnerability.html
Affected products (1)
- cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
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