CVE-2017-17871
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an...
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an parameter in a view=tags action, or the ques-srch parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an parameter in a view=tags action, or the ques-srch parameter.
- Record
CVE-2017-17871- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
CVE List No score
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an parameter in a view=tags action, or the ques-srch parameter.
- Record
CVE-2017-17871- Updated
- 2026-11-02
EUVDEUVD-2017-9018 No score
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an parameter in a view=tags action, or the ques-srch parameter.
- Record
EUVD-2017-9018- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wq5h-39h5-m4q3
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an...
The "JEXTN Question And Answer" extension 3.1.0 for Joomla! has SQL Injection via the an parameter in a view=tags action, or the ques-srch parameter.
- Record
GHSA-wq5h-39h5-m4q3- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Joomla! Component JEXTN Question And Answer 3.1.0 - SQL Injection | 2017-12-13 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-17871 is a critical vulnerability (CVSS 9.8) in Jextn Question And Answer, published December 24, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.65%, the 85th percentile. No source names a fixed version.