Security readout for executives and security teams
CVE-2018-6378 is an XSS issue in Joomla Core’s media manager. Joomla versions before 3.8.8 did not adequately filter file and folder names, allowing crafted names to trigger script execution in affected media-manager views. Organizations running Joomla Core before 3.8.8 are the relevant exposure group. Risk depends on who can create or manage media files and who views affected media-manager content. Treat this as a patching priority for legacy Joomla sites, especially public or business-critical sites. It is not KEV-listed in the provided bundle, but XSS in administrative content workflows can support account abuse or site compromise chains. Mitigation focus: Upgrade Joomla Core to version 3.8.8 or later.; Review the Joomla advisory for vendor-specific upgrade guidance.; Limit media manager access to trusted users until patched..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2018-6378 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://developer.joomla.org/security-centre/737-20180509-core-xss-vulnerability-in-the-media-manager.htmlCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.