CVE-2020-4061 – october/backend

Package

Manager: composer
Name: october/backend
Vulnerable Version: >=1.0.319 <1.0.467

Severity

Level: Low

CVSS v3.1: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00309 pctl0.53564

Details

Cross-site Scripting in October ### Impact Pasting content copied from malicious websites into the Froala richeditor could result in a successful self-XSS attack. ### Patches Issue has been patched in Build 467 (v1.0.467). ### Workarounds Apply https://github.com/octobercms/october/commit/b384954a29b89117e1c0d6035b3ede4f46df67c5 to your installation manually if unable to upgrade to Build 467. ### References - https://research.securitum.com/the-curious-case-of-copy-paste/ ### For more information If you have any questions or comments about this advisory: * Email us at [hello@octobercms.com](mailto:hello@octobercms.com) ### Threat Assessment Assessed as Low given that by the nature of the attack it can only impact users that do it to themselves by copying and pasting from malicious websites. ### Acknowledgements Thanks to [Michał Bentkowski of Securitum](https://research.securitum.com/authors/michal-bentkowski/) for finding the original issue in Froala and @tomaszstrojny for reporting the issue to the October CMS team.

Metadata

Created: 2020-07-02T16:55:11Z
Modified: 2021-03-04T18:26:09Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/07/GHSA-3pc2-fm7p-q2vg/GHSA-3pc2-fm7p-q2vg.json
CWE IDs: ["CWE-79"]
Alternative ID: GHSA-3pc2-fm7p-q2vg
Finding: F008
Auto approve: 1