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GHSA-3pc2-fm7p-q2vg
No affected components available
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
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 for finding the original issue in Froala and @tomaszstrojny for reporting the issue to the October CMS team.
The vulnerability can be exploited over the network without needing physical access. It is difficult for an attacker to exploit this vulnerability and may require special conditions. An attacker needs basic access or low-level privileges. The attacker needs the user to perform some action, like clicking a link. The impact is confined to the system where the vulnerability exists. There is a low impact on the confidentiality of the information. There is a low impact on the integrity of the data.
Limited exploitation activity has been observed. Close monitoring and planned remediation are recommended.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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