CVE-2018-17856
UnknownEPSS 2.69%
Last modified
CVE-2018-17856 is a vulnerability of currently unknown severity. An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. EPSS estimates a 2.69% chance of exploitation in the next 30 days.
Description
An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Joomla | Joomla\! | >= 2.5.4, < 3.8.13 |
References
- http://www.securityfocus.com/bid/105559Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041914Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/105559Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041914Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-17856?
An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.
How severe is CVE-2018-17856?
Severity scoring for CVE-2018-17856 is pending analysis. The EPSS model estimates a 2.69% probability of exploitation in the next 30 days.
How do I fix CVE-2018-17856?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-17856?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST