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GHSA-3pc2-fm7p-q2vglow3.7

Cross-site Scripting in October

Impact

Pasting content copied from malicious websites into the Froala richeditor could result in a successful self-XSS attack.

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

october/backend Packagist
Affected rangeRecorded fix
From 1.0.319 before 1.0.467Ecosystem versions1.0.467

Version evidence: OSV · GHSA-3pc2-fm7p-q2vg

View original version evidence (148 explicit versions)

Original source description

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

For more information

If you have any questions or comments about this advisory:

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.

References