Vulnerability Details : CVE-2020-4061
In October from version 1.0.319 and before version 1.0.467, pasting content copied from malicious websites into the Froala richeditor could result in a successful self-XSS attack. This has been fixed in 1.0.467.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-4061
- cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-4061
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 24 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-4061
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
|
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST | |
|
3.7
|
LOW | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N |
1.2
|
2.5
|
GitHub, Inc. |
CWE ids for CVE-2020-4061
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- security-advisories@github.com (Secondary)
References for CVE-2020-4061
-
https://github.com/octobercms/october/commit/b384954a29b89117e1c0d6035b3ede4f46df67c5
Improve Froala sanitization of pasted content. · octobercms/october@b384954 · GitHubPatch;Third Party Advisory
-
https://research.securitum.com/the-curious-case-of-copy-paste/
The Curious Case of Copy & Paste - on risks of pasting arbitrary content in browsers - research.securitum.comExploit;Third Party Advisory
-
https://github.com/octobercms/october/security/advisories/GHSA-3pc2-fm7p-q2vg
Potential self-XSS when pasting content from malicious websites · Advisory · octobercms/october · GitHubThird Party Advisory
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