Firefly III before 4.7.17.1 is vulnerable to stored XSS due to lack of filtration of user-supplied data in a budget name. The JavaScript code is contained in a transaction, and is executed on the tags/show/$tag_number$ tag summary page. NOTE: It is asserted that an attacker must have the same access rights as the user in order to be able to execute the vulnerability
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.
Link | Tags |
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https://github.com/firefly-iii/firefly-iii/issues/2335 | third party advisory exploit |
https://github.com/firefly-iii/firefly-iii/compare/76aa8ac...45b8c36 | third party advisory patch |