CVE-2018-11690 json
The Balbooa Gridbox extension version 2.4.0 and previous versions for Joomla!
published 2018-06-14 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-3709
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 32.9%
- EPSS 32.9% chance of exploitation in 30 days, percentile 98%
- public exploits
- 0
- none known
Summary
The Balbooa Gridbox extension version 2.4.0 and previous versions for Joomla! is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
Exploit prediction
32.93% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- seclists.org http://seclists.org/fulldisclosure/2018/Jun/26 referenced PoC, tagged "exploit" by a source, unverified
- vulmon.com https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11690 referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/148127/Joomla-2.4.0-Gridbox-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
- securityfocus.com http://www.securityfocus.com/archive/1/542066/100/0/threaded referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
seclists.org
/fulldisclosure/2018/Jun/26
mailing-list, exploit, third-party-advisory
-
vulmon.com
/vulnerabilitydetails?qid=CVE-2018-11690
exploit, third-party-advisory
-
packetstormsecurity.com
/files/148127/Joomla-2.4.0-Gridbox-Cross-Site-Scripting.html
exploit, third-party-advisory, vdb-entry
-
securityfocus.com
/archive/1/542066/100/0/threaded
mailing-list, exploit, third-party-advisory, vdb-entry
-
vel.joomla.org
/resolved/2155-gridbox-com-gridbox-multiple-vulnerabilities
vendor-advisory
Sources
- CVE List CVE-2018-11690
- NVD CVE-2018-11690
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.