CVE-2020-11083
Stored XSS in October
MEDIUM 4.8EPSS 1.1%
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.
- Affected
- October CMS · October
- CVSS v3.1 NVD
- 4.8 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - CVSS v3.1 GITHUB
- 3.5 LOW
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N - CVSS v2.0 NVD
- 3.5 LOW
AV:N/AC:M/Au:S/C:N/I:P/A:N - EPSS
- 1.15% chance of exploitation in the next 30 days, 66th percentile
- Published
- 2020-07-14
- Updated
- 2024-08-04
Proof-of-concept exploits (2)
- http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Dele…
- http://seclists.org/fulldisclosure/2020/Aug/2
Security advisories
- octobercms/october/commit/9ecfb4867baae14a0d3f99f5b5c1e8a979ae8746
- octobercms/october/security/advisories/GHSA-w4pj-7p68-3vgv
- rainlab/blog-plugin/commit/6ae19a6e16ef3ba730692bc899851342c858bb94
- advisories/GHSA-w4pj-7p68-3vgv