Blogifier 2.3 before 2019-05-11 does not properly restrict APIs, as demonstrated by missing checks for .. in a pathname.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Link | Tags |
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https://github.com/blogifierdotnet/Blogifier/commit/3e2ae11f6be8aab82128f223c2916fab5a408be5 | third party advisory patch |