An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.
| Software | From | Fixed in |
|---|---|---|
| mozilla / bleach | 2.1 | 2.1.x |
| mozilla / bleach | 2.1.1 | 2.1.1.x |
| mozilla / bleach | 2.1.2 | 2.1.2.x |
bleach
|
2.1.0 | 2.1.3 |