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Tag syntax could cause code execution in Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0
29 October 2021, 17:03
Vulnerability type: XSS
Attack type: Local
Impact: Code execution
Affected components: The adding or displaying of tags on pages or content
Attack vectors: If a person creates a tag in a certain way then shares the page with others then when they view the page the tag can cause code execution.
Description: In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, certain tag syntax could cause code execution.
Reported by: Dominic Couture
Bug report: https://bugs.launchpad.net/mahara/+bug/1944633
CVE reference: CVE-2021-43265
Edits to this post:
- Kristina Hoeppner - 04 November 2021, 15:38