Medium severity · published Jul 14, 2020
CVE-2020-11083
In October from version 1.0.319 and before version 1.0.466, a user with access to a markdown FormWidget that stores data persistently could create a stored XSS attack against…
4.8
CVSS
1.1%
EPSS
No
On KEV
Description
In October from version 1.0.319 and before version 1.0.466, a user with access to a markdown FormWidget that stores data persistently could create a stored XSS attack against themselves and any other users with access to the generated HTML from the field. This has been fixed in 1.0.466. For users of the RainLab.Blog plugin, this has also been fixed in 1.4.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OC
October · Octobercms
1.0.319 before 1.0.466 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-11083
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-11083
Exploit
http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.html
Exploit
http://seclists.org/fulldisclosure/2020/Aug/2
Patch
https://github.com/octobercms/october/commit/9ecfb4867baae14a0d3f99f5b5c1e8a979ae8746
Patch
https://github.com/octobercms/october/security/advisories/GHSA-w4pj-7p68-3vgv
Patch
https://github.com/rainlab/blog-plugin/commit/6ae19a6e16ef3ba730692bc899851342c858bb94
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