RSS widget error messages are not properly sanitized to prevent a possible stored XSS attack.
This vulnerability affects the following application versions:
- WordPress 4.4
- WordPress 4.4.1
- WordPress 4.4.2
- WordPress 4.4.3
- WordPress 4.4.4
- WordPress 4.4.5
- WordPress 4.4.6
- WordPress 4.4.7
- WordPress 4.4.8
- WordPress 4.4.9
- WordPress 4.4.10
- WordPress 4.4.11
- WordPress 4.4.12
- WordPress 4.4.13
- WordPress 4.4.14
- WordPress 4.4.15
- WordPress 4.4.16
- WordPress 4.4.17
- WordPress 4.4.18
- WordPress 4.4.19
- WordPress 4.4.20
- WordPress 4.4.21
- WordPress 4.4.22
- WordPress 4.4.23
- WordPress 4.4.24
- WordPress 4.4.25
- WordPress 4.4.26
- WordPress 4.4.27
- WordPress 4.4.28
- WordPress 4.5
- WordPress 4.5.1
- WordPress 4.5.2
- WordPress 4.5.3
- WordPress 4.5.4
- WordPress 4.5.5
- WordPress 4.5.6
- WordPress 4.5.7
- WordPress 4.5.8
- WordPress 4.5.9
- WordPress 4.5.10
- WordPress 4.5.11
- WordPress 4.5.12
- WordPress 4.5.13
- WordPress 4.5.14
- WordPress 4.5.15
- WordPress 4.5.16
- WordPress 4.5.17
- WordPress 4.5.18
- WordPress 4.5.19
- WordPress 4.5.20
- WordPress 4.5.21
- WordPress 4.5.22
- WordPress 4.5.23
- WordPress 4.5.24
- WordPress 4.5.25
- WordPress 4.5.26
- WordPress 4.5.27
- WordPress 4.6
- WordPress 4.6.1
- WordPress 4.6.2
- WordPress 4.6.3
- WordPress 4.6.4
- WordPress 4.6.5
- WordPress 4.6.6
- WordPress 4.6.7
- WordPress 4.6.8
- WordPress 4.6.9
- WordPress 4.6.10
- WordPress 4.6.11
- WordPress 4.6.12
- WordPress 4.6.13
- WordPress 4.6.14
- WordPress 4.6.15
- WordPress 4.6.16
- WordPress 4.6.17
- WordPress 4.6.18
- WordPress 4.6.19
- WordPress 4.6.20
- WordPress 4.6.21
- WordPress 4.6.22
- WordPress 4.6.23
- WordPress 4.6.24
- WordPress 4.7
- WordPress 4.7.1
- WordPress 4.7.2
- WordPress 4.7.3
- WordPress 4.7.4
- WordPress 4.7.5
- WordPress 4.7.6
- WordPress 4.7.7
- WordPress 4.7.8
- WordPress 4.7.9
- WordPress 4.7.10
- WordPress 4.7.11
- WordPress 4.7.12
- WordPress 4.7.13
- WordPress 4.7.14
- WordPress 4.7.15
- WordPress 4.7.16
- WordPress 4.7.17
- WordPress 4.7.18
- WordPress 4.7.19
- WordPress 4.7.20
- WordPress 4.7.21
- WordPress 4.7.22
- WordPress 4.7.23
- WordPress 4.7.24
- WordPress 4.8
- WordPress 4.8.1
- WordPress 4.8.2
- WordPress 4.8.3
- WordPress 4.8.4
- WordPress 4.8.5
- WordPress 4.8.6
- WordPress 4.8.7
- WordPress 4.8.8
- WordPress 4.8.9
- WordPress 4.8.10
- WordPress 4.8.11
- WordPress 4.8.12
- WordPress 4.8.13
- WordPress 4.8.14
- WordPress 4.8.15
- WordPress 4.8.16
- WordPress 4.8.17
- WordPress 4.8.18
- WordPress 4.8.19
- WordPress 4.8.20
- WordPress 4.9
- WordPress 4.9.1
- WordPress 4.9.10
- WordPress 4.9.11
- WordPress 4.9.12
- WordPress 4.9.13
- WordPress 4.9.14
- WordPress 4.9.15
- WordPress 4.9.16
- WordPress 4.9.17
- WordPress 4.9.18
- WordPress 4.9.19
- WordPress 4.9.2
- WordPress 4.9.3
- WordPress 4.9.4
- WordPress 4.9.5
- WordPress 4.9.6
- WordPress 4.9.7
- WordPress 4.9.8
- WordPress 4.9.9
- WordPress 4.9.20
- WordPress 4.9.21
- WordPress 5.0
- WordPress 5.0.1
- WordPress 5.0.2
- WordPress 5.0.3
- WordPress 5.0.4
- WordPress 5.0.6
- WordPress 5.0.7
- WordPress 5.0.8
- WordPress 5.0.9
- WordPress 5.0.10
- WordPress 5.0.11
- WordPress 5.0.12
- WordPress 5.0.13
- WordPress 5.0.14
- WordPress 5.0.15
- WordPress 5.0.16
- WordPress 5.0.17
- WordPress 5.0 Beta 1
- WordPress 5.0 Beta 2
- WordPress 5.0 Beta 3
- WordPress 5.0 Beta 4
- WordPress 5.0 RC1
- WordPress 5.0 RC2
- WordPress 5.0 RC3
- WordPress 5.1
- WordPress 5.1.1
- WordPress 5.1.10
- WordPress 5.1.11
- WordPress 5.1.12
- WordPress 5.1.13
- WordPress 5.1.14
- WordPress 5.1.2
- WordPress 5.1.3
- WordPress 5.1.4
- WordPress 5.1.5
- WordPress 5.1.6
- WordPress 5.1.7
- WordPress 5.1.8
- WordPress 5.1.9
- WordPress 5.2
- WordPress 5.2.1
- WordPress 5.2.10
- WordPress 5.2.11
- WordPress 5.2.12
- WordPress 5.2.13
- WordPress 5.2.14
- WordPress 5.2.15
- WordPress 5.2.16
- WordPress 5.2.2
- WordPress 5.2.3
- WordPress 5.2.4
- WordPress 5.2.5
- WordPress 5.2.6
- WordPress 5.2.7
- WordPress 5.2.8
- WordPress 5.2.9
- WordPress 5.2 Beta 1
- WordPress 5.2 Beta 2
- WordPress 5.3
- WordPress 5.3.1
- WordPress 5.3.10
- WordPress 5.3.11
- WordPress 5.3.12
- WordPress 5.3.13
- WordPress 5.3.2
- WordPress 5.3.3
- WordPress 5.3.4
- WordPress 5.3.5
- WordPress 5.3.6
- WordPress 5.3.7
- WordPress 5.3.8
- WordPress 5.3.9
- WordPress 5.4
- WordPress 5.4.1
- WordPress 5.4.10
- WordPress 5.4.11
- WordPress 5.4.2
- WordPress 5.4.3
- WordPress 5.4.4
- WordPress 5.4.5
- WordPress 5.4.6
- WordPress 5.4.7
- WordPress 5.4.8
- WordPress 5.4.9
- WordPress 5.5
- WordPress 5.5.1
- WordPress 5.5.10
- WordPress 5.5.2
- WordPress 5.5.3
- WordPress 5.5.4
- WordPress 5.5.5
- WordPress 5.5.6
- WordPress 5.5.7
- WordPress 5.5.8
- WordPress 5.5.9
- WordPress 5.6
- WordPress 5.6.1
- WordPress 5.6.2
- WordPress 5.6.3
- WordPress 5.6.4
- WordPress 5.6.5
- WordPress 5.6.6
- WordPress 5.6.7
- WordPress 5.6.8
- WordPress 5.6.9
- WordPress 5.7
- WordPress 5.7.1
- WordPress 5.7.2
- WordPress 5.7.3
- WordPress 5.7.4
- WordPress 5.7.5
- WordPress 5.7.6
- WordPress 5.7.7
- WordPress 5.8
- WordPress 5.8.1
- WordPress 5.8.2
- WordPress 5.8.3
- WordPress 5.8.4
- WordPress 5.8.5
- WordPress 5.9
- WordPress 5.9.1
- WordPress 5.9.2
- WordPress 5.9.3
- WordPress 5.9.4
- WordPress 6.0
- WordPress 6.0.1
- WordPress 6.0.2