WordPress Vulnerabilities

WordPress <= 5.3 - Authenticated Stored XSS via Crafted Links

Description

The function wp_targeted_link_rel() can be used in a particular way to result in a Stored Cross-Site Scripting (XSS) vulnerability.

Proof of Concept

Affects WordPress

3.8.1
Fixed in WordPress 3.8.32
3.8
Fixed in WordPress 3.8.32
3.7.1
Fixed in WordPress 3.7.32
3.9
Fixed in WordPress 3.9.30
3.9.1
Fixed in WordPress 3.9.30
3.7
Fixed in WordPress 3.7.32
3.8.2
Fixed in WordPress 3.8.32
3.8.3
Fixed in WordPress 3.8.32
3.9.2
Fixed in WordPress 3.9.30
4.0
Fixed in WordPress 4.0.29
4.1
Fixed in WordPress 4.1.29
4.1.1
Fixed in WordPress 4.1.29
4.2
Fixed in WordPress 4.2.26
3.9.3
Fixed in WordPress 3.9.30
4.1.2
Fixed in WordPress 4.1.29
4.2.1
Fixed in WordPress 4.2.26
4.0.1
Fixed in WordPress 4.0.29
4.1.5
Fixed in WordPress 4.1.29
4.1.4
Fixed in WordPress 4.1.29
4.1.3
Fixed in WordPress 4.1.29
3.8.4
Fixed in WordPress 3.8.32
3.7.4
Fixed in WordPress 3.7.32
4.2.3
Fixed in WordPress 4.2.26
3.8.8
Fixed in WordPress 3.8.32
3.8.5
Fixed in WordPress 3.8.32
3.8.6
Fixed in WordPress 3.8.32
3.8.7
Fixed in WordPress 3.8.32
3.7.2
Fixed in WordPress 3.7.32
3.7.3
Fixed in WordPress 3.7.32
3.7.5
Fixed in WordPress 3.7.32
3.7.6
Fixed in WordPress 3.7.32
3.7.7
Fixed in WordPress 3.7.32
3.7.8
Fixed in WordPress 3.7.32
3.7.9
Fixed in WordPress 3.7.32
3.8.9
Fixed in WordPress 3.8.32
3.9.4
Fixed in WordPress 3.9.30
3.9.5
Fixed in WordPress 3.9.30
3.9.6
Fixed in WordPress 3.9.30
3.9.7
Fixed in WordPress 3.9.30
4.0.2
Fixed in WordPress 4.0.29
4.0.3
Fixed in WordPress 4.0.29
4.0.4
Fixed in WordPress 4.0.29
4.0.5
Fixed in WordPress 4.0.29
4.0.6
Fixed in WordPress 4.0.29
4.1.6
Fixed in WordPress 4.1.29
4.2.2
Fixed in WordPress 4.2.26
4.2.4
Fixed in WordPress 4.2.26
4.1.7
Fixed in WordPress 4.1.29
4.0.7
Fixed in WordPress 4.0.29
3.9.8
Fixed in WordPress 3.9.30
3.8.10
Fixed in WordPress 3.8.32
3.7.10
Fixed in WordPress 3.7.32
4.3
Fixed in WordPress 4.3.22
4.3.1
Fixed in WordPress 4.3.22
4.2.5
Fixed in WordPress 4.2.26
4.1.8
Fixed in WordPress 4.1.29
4.0.8
Fixed in WordPress 4.0.29
3.9.9
Fixed in WordPress 3.9.30
3.8.11
Fixed in WordPress 3.8.32
3.7.11
Fixed in WordPress 3.7.32
4.4
Fixed in WordPress 4.4.21
3.7.12
Fixed in WordPress 3.7.32
3.8.12
Fixed in WordPress 3.8.32
3.9.10
Fixed in WordPress 3.9.30
4.0.9
Fixed in WordPress 4.0.29
4.1.9
Fixed in WordPress 4.1.29
4.2.6
Fixed in WordPress 4.2.26
4.3.2
Fixed in WordPress 4.3.22
4.4.1
Fixed in WordPress 4.4.21
4.4.2
Fixed in WordPress 4.4.21
4.3.3
Fixed in WordPress 4.3.22
4.2.7
Fixed in WordPress 4.2.26
4.1.10
Fixed in WordPress 4.1.29
4.0.10
Fixed in WordPress 4.0.29
3.9.11
Fixed in WordPress 3.9.30
3.8.13
Fixed in WordPress 3.8.32
3.7.13
Fixed in WordPress 3.7.32
4.5
Fixed in WordPress 4.5.20
4.5.1
Fixed in WordPress 4.5.20
3.7.14
Fixed in WordPress 3.7.32
3.8.14
Fixed in WordPress 3.8.32
3.9.12
Fixed in WordPress 3.9.30
4.0.11
Fixed in WordPress 4.0.29
4.1.11
Fixed in WordPress 4.1.29
4.2.8
Fixed in WordPress 4.2.26
4.3.4
Fixed in WordPress 4.3.22
4.4.3
Fixed in WordPress 4.4.21
4.5.2
Fixed in WordPress 4.5.20
4.5.3
Fixed in WordPress 4.5.20
3.7.15
Fixed in WordPress 3.7.32
3.8.15
Fixed in WordPress 3.8.32
3.9.13
Fixed in WordPress 3.9.30
4.0.12
Fixed in WordPress 4.0.29
4.1.12
Fixed in WordPress 4.1.29
4.2.9
Fixed in WordPress 4.2.26
4.3.5
Fixed in WordPress 4.3.22
4.4.4
Fixed in WordPress 4.4.21
4.6
Fixed in WordPress 4.6.17
3.7.16
Fixed in WordPress 3.7.32
3.8.16
Fixed in WordPress 3.8.32
3.9.14
Fixed in WordPress 3.9.30
4.0.13
Fixed in WordPress 4.0.29
4.1.13
Fixed in WordPress 4.1.29
4.2.10
Fixed in WordPress 4.2.26
4.3.6
Fixed in WordPress 4.3.22
4.4.5
Fixed in WordPress 4.4.21
4.5.4
Fixed in WordPress 4.5.20
4.6.1
Fixed in WordPress 4.6.17
4.7
Fixed in WordPress 4.7.16
3.7.17
Fixed in WordPress 3.7.32
3.8.17
Fixed in WordPress 3.8.32
3.9.15
Fixed in WordPress 3.9.30
4.0.14
Fixed in WordPress 4.0.29
4.1.14
Fixed in WordPress 4.1.29
4.2.11
Fixed in WordPress 4.2.26
4.3.7
Fixed in WordPress 4.3.22
4.4.6
Fixed in WordPress 4.4.21
4.5.5
Fixed in WordPress 4.5.20
4.7.1
Fixed in WordPress 4.7.16
4.6.2
Fixed in WordPress 4.6.17
3.7.18
Fixed in WordPress 3.7.32
3.8.18
Fixed in WordPress 3.8.32
3.9.16
Fixed in WordPress 3.9.30
4.0.15
Fixed in WordPress 4.0.29
4.1.15
Fixed in WordPress 4.1.29
4.2.12
Fixed in WordPress 4.2.26
4.3.8
Fixed in WordPress 4.3.22
4.4.7
Fixed in WordPress 4.4.21
4.5.6
Fixed in WordPress 4.5.20
4.6.3
Fixed in WordPress 4.6.17
4.7.2
Fixed in WordPress 4.7.16
3.7.19
Fixed in WordPress 3.7.32
3.8.19
Fixed in WordPress 3.8.32
3.9.17
Fixed in WordPress 3.9.30
4.0.16
Fixed in WordPress 4.0.29
4.1.16
Fixed in WordPress 4.1.29
4.2.13
Fixed in WordPress 4.2.26
4.3.9
Fixed in WordPress 4.3.22
4.4.8
Fixed in WordPress 4.4.21
4.5.7
Fixed in WordPress 4.5.20
4.6.4
Fixed in WordPress 4.6.17
4.7.3
Fixed in WordPress 4.7.16
3.7.20
Fixed in WordPress 3.7.32
3.8.20
Fixed in WordPress 3.8.32
3.9.18
Fixed in WordPress 3.9.30
4.0.17
Fixed in WordPress 4.0.29
4.1.17
Fixed in WordPress 4.1.29
4.2.14
Fixed in WordPress 4.2.26
4.3.10
Fixed in WordPress 4.3.22
4.4.9
Fixed in WordPress 4.4.21
4.5.8
Fixed in WordPress 4.5.20
4.6.5
Fixed in WordPress 4.6.17
4.7.4
Fixed in WordPress 4.7.16
4.7.5
Fixed in WordPress 4.7.16
3.7.21
Fixed in WordPress 3.7.32
3.8.21
Fixed in WordPress 3.8.32
3.9.19
Fixed in WordPress 3.9.30
4.0.18
Fixed in WordPress 4.0.29
4.1.18
Fixed in WordPress 4.1.29
4.2.15
Fixed in WordPress 4.2.26
4.3.11
Fixed in WordPress 4.3.22
4.4.10
Fixed in WordPress 4.4.21
4.5.9
Fixed in WordPress 4.5.20
4.6.6
Fixed in WordPress 4.6.17
4.8
Fixed in WordPress 4.8.12
4.8.1
Fixed in WordPress 4.8.12
3.7.22
Fixed in WordPress 3.7.32
3.8.22
Fixed in WordPress 3.8.32
3.9.20
Fixed in WordPress 3.9.30
4.0.19
Fixed in WordPress 4.0.29
4.1.19
Fixed in WordPress 4.1.29
4.2.16
Fixed in WordPress 4.2.26
4.3.12
Fixed in WordPress 4.3.22
4.4.11
Fixed in WordPress 4.4.21
4.5.10
Fixed in WordPress 4.5.20
4.6.7
Fixed in WordPress 4.6.17
4.7.6
Fixed in WordPress 4.7.16
4.8.2
Fixed in WordPress 4.8.12
4.8.3
Fixed in WordPress 4.8.12
3.7.23
Fixed in WordPress 3.7.32
3.8.23
Fixed in WordPress 3.8.32
3.9.21
Fixed in WordPress 3.9.30
4.0.20
Fixed in WordPress 4.0.29
4.1.20
Fixed in WordPress 4.1.29
4.2.17
Fixed in WordPress 4.2.26
4.3.13
Fixed in WordPress 4.3.22
4.4.12
Fixed in WordPress 4.4.21
4.5.11
Fixed in WordPress 4.5.20
4.6.8
Fixed in WordPress 4.6.17
4.7.7
Fixed in WordPress 4.7.16
4.9
Fixed in WordPress 4.9.13
4.9.1
Fixed in WordPress 4.9.13
4.8.4
Fixed in WordPress 4.8.12
4.7.8
Fixed in WordPress 4.7.16
4.6.9
Fixed in WordPress 4.6.17
4.5.12
Fixed in WordPress 4.5.20
4.4.13
Fixed in WordPress 4.4.21
4.3.14
Fixed in WordPress 4.3.22
4.2.18
Fixed in WordPress 4.2.26
4.1.21
Fixed in WordPress 4.1.29
4.0.21
Fixed in WordPress 4.0.29
3.9.22
Fixed in WordPress 3.9.30
3.8.24
Fixed in WordPress 3.8.32
3.7.24
Fixed in WordPress 3.7.32
4.9.2
Fixed in WordPress 4.9.13
4.8.5
Fixed in WordPress 4.8.12
4.7.9
Fixed in WordPress 4.7.16
4.6.10
Fixed in WordPress 4.6.17
4.5.13
Fixed in WordPress 4.5.20
4.4.14
Fixed in WordPress 4.4.21
4.3.15
Fixed in WordPress 4.3.22
4.2.19
Fixed in WordPress 4.2.26
4.1.22
Fixed in WordPress 4.1.29
4.0.22
Fixed in WordPress 4.0.29
3.9.23
Fixed in WordPress 3.9.30
3.8.25
Fixed in WordPress 3.8.32
3.7.25
Fixed in WordPress 3.7.32
4.9.3
Fixed in WordPress 4.9.13
4.9.4
Fixed in WordPress 4.9.13
3.7.26
Fixed in WordPress 3.7.32
3.8.26
Fixed in WordPress 3.8.32
3.9.24
Fixed in WordPress 3.9.30
4.0.23
Fixed in WordPress 4.0.29
4.1.23
Fixed in WordPress 4.1.29
4.2.20
Fixed in WordPress 4.2.26
4.3.16
Fixed in WordPress 4.3.22
4.4.15
Fixed in WordPress 4.4.21
4.5.14
Fixed in WordPress 4.5.20
4.6.11
Fixed in WordPress 4.6.17
4.7.10
Fixed in WordPress 4.7.16
4.8.6
Fixed in WordPress 4.8.12
4.9.5
Fixed in WordPress 4.9.13
4.9.6
Fixed in WordPress 4.9.13
3.7.27
Fixed in WordPress 3.7.32
3.8.27
Fixed in WordPress 3.8.32
3.9.25
Fixed in WordPress 3.9.30
4.0.24
Fixed in WordPress 4.0.29
4.1.24
Fixed in WordPress 4.1.29
4.2.21
Fixed in WordPress 4.2.26
4.3.17
Fixed in WordPress 4.3.22
4.4.16
Fixed in WordPress 4.4.21
4.5.15
Fixed in WordPress 4.5.20
4.6.12
Fixed in WordPress 4.6.17
4.7.11
Fixed in WordPress 4.7.16
4.8.7
Fixed in WordPress 4.8.12
4.9.7
Fixed in WordPress 4.9.13
4.9.8
Fixed in WordPress 4.9.13
5.0
Fixed in WordPress 5.0.8
5.0.1
Fixed in WordPress 5.0.8
4.9.9
Fixed in WordPress 4.9.13
4.8.8
Fixed in WordPress 4.8.12
4.7.12
Fixed in WordPress 4.7.16
4.6.13
Fixed in WordPress 4.6.17
4.5.16
Fixed in WordPress 4.5.20
4.4.17
Fixed in WordPress 4.4.21
4.3.18
Fixed in WordPress 4.3.22
4.2.22
Fixed in WordPress 4.2.26
4.1.25
Fixed in WordPress 4.1.29
4.0.25
Fixed in WordPress 4.0.29
3.9.26
Fixed in WordPress 3.9.30
3.8.28
Fixed in WordPress 3.8.32
3.7.28
Fixed in WordPress 3.7.32
5.0.2
Fixed in WordPress 5.0.8
5.0.3
Fixed in WordPress 5.0.8
5.1
Fixed in WordPress 5.1.4
5.1.1
Fixed in WordPress 5.1.4
5.0.4
Fixed in WordPress 5.0.8
4.9.10
Fixed in WordPress 4.9.13
4.8.9
Fixed in WordPress 4.8.12
4.7.13
Fixed in WordPress 4.7.16
4.6.14
Fixed in WordPress 4.6.17
4.5.17
Fixed in WordPress 4.5.20
4.4.18
Fixed in WordPress 4.4.21
4.3.19
Fixed in WordPress 4.3.22
4.2.23
Fixed in WordPress 4.2.26
4.1.26
Fixed in WordPress 4.1.29
4.0.26
Fixed in WordPress 4.0.29
3.9.27
Fixed in WordPress 3.9.30
3.8.29
Fixed in WordPress 3.8.32
3.7.29
Fixed in WordPress 3.7.32
5.2
Fixed in WordPress 5.2.5
5.2.1
Fixed in WordPress 5.2.5
5.2.2
Fixed in WordPress 5.2.5
5.2.3
Fixed in WordPress 5.2.5
5.1.2
Fixed in WordPress 5.1.4
5.0.6
Fixed in WordPress 5.0.8
4.9.11
Fixed in WordPress 4.9.13
4.8.10
Fixed in WordPress 4.8.12
4.7.14
Fixed in WordPress 4.7.16
4.6.15
Fixed in WordPress 4.6.17
4.5.18
Fixed in WordPress 4.5.20
4.4.19
Fixed in WordPress 4.4.21
4.3.20
Fixed in WordPress 4.3.22
4.2.24
Fixed in WordPress 4.2.26
4.1.27
Fixed in WordPress 4.1.29
4.0.27
Fixed in WordPress 4.0.29
3.9.28
Fixed in WordPress 3.9.30
3.8.30
Fixed in WordPress 3.8.32
3.7.30
Fixed in WordPress 3.7.32
5.2.4
Fixed in WordPress 5.2.5
5.1.3
Fixed in WordPress 5.1.4
5.0.7
Fixed in WordPress 5.0.8
4.9.12
Fixed in WordPress 4.9.13
4.8.11
Fixed in WordPress 4.8.12
4.7.15
Fixed in WordPress 4.7.16
4.6.16
Fixed in WordPress 4.6.17
4.5.19
Fixed in WordPress 4.5.20
4.4.20
Fixed in WordPress 4.4.21
4.3.21
Fixed in WordPress 4.3.22
4.2.25
Fixed in WordPress 4.2.26
4.1.28
Fixed in WordPress 4.1.29
4.0.28
Fixed in WordPress 4.0.29
3.9.29
Fixed in WordPress 3.9.30
3.8.31
Fixed in WordPress 3.8.32
3.7.31
Fixed in WordPress 3.7.32
5.3
Fixed in WordPress 5.3.1

References

CVE
CVE-2019-20042
URL
https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/
URL
https://hackerone.com/reports/509930
URL
https://github.com/WordPress/wordpress-develop/commit/1f7f3f1f59567e2504f0fbebd51ccf004b3ccb1d
URL
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-xvg2-m2f4-83m7

Classification

Type
XSS
OWASP top 10
A7: Cross-Site Scripting (XSS)
CWE
CWE-79
CVSS
3.8 (low)

Miscellaneous

Original Researcher
Simon Scannell (RIPS)
Verified
No
WPVDB ID
23553517-34e3-40a9-a406-f3ffbe9dd265

Timeline

Publicly Published
2019-12-13 (about 6 years ago)
Added
2019-12-13 (about 6 years ago)
Last Updated
2021-06-29 (about 5 years ago)

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