VulnerabilityModified

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 themselves and any other users with access to the generated HTML from the field.

MEDIUM 4.8EPSS 1.15%

Does this matter?

Lower severity and a low EPSS score (1.15%). Track it; it rarely justifies an emergency change on its own.

Description

CVSS 3.1: 4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS: 1.15% probability · 65th percentile
CISA KEV: Not listed
Weakness: CWE-79
Affected: octobercms/october
Source: security-advisories@github.com

References

http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2020/Aug/2Exploit, Mailing List, Third Party Advisory
https://github.com/octobercms/october/commit/9ecfb4867baae14a0d3f99f5b5c1e8a979ae8746Patch, Third Party Advisory
https://github.com/octobercms/october/security/advisories/GHSA-w4pj-7p68-3vgvPatch, Third Party Advisory
https://github.com/rainlab/blog-plugin/commit/6ae19a6e16ef3ba730692bc899851342c858bb94Patch, Third Party Advisory
http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2020/Aug/2Exploit, Mailing List, Third Party Advisory
https://github.com/octobercms/october/commit/9ecfb4867baae14a0d3f99f5b5c1e8a979ae8746Patch, Third Party Advisory
https://github.com/octobercms/october/security/advisories/GHSA-w4pj-7p68-3vgvPatch, Third Party Advisory
https://github.com/rainlab/blog-plugin/commit/6ae19a6e16ef3ba730692bc899851342c858bb94Patch, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.