CVE-2019-20042 — Cross-site Scripting in Wordpress

CWE-79 — Cross-site Scripting7 documents5 sources
Severity
6.1MEDIUMNVD
EPSS
5.1%
top 10.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WordpressDebian WordpressDebian Linux
Timeline
PublishedDec 27
Latest updateMay 24

Description

In wp-includes/formatting.php in WordPress 3.7 to 5.3.0, the function wp_targeted_link_rel() can be used in a particular way to result in a stored cross-site scripting (XSS) vulnerability. This has been patched in WordPress 5.3.1, along with all the previous WordPress versions from 3.7 to 5.3 via a minor release.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages3 packages

▶debiandebian/wordpress< wordpress 5.3.2+dfsg1-1 (bookworm)
▶NVDwordpress/wordpress3.7 — 5.3.1
▶Debianwordpress/wordpress< 5.3.2+dfsg1-1+3

Also affects: Debian Linux 10.0, 9.0

Patches

Patch: core.trac.wordpress.org ↗Patch: github.com ↗Patch: core.trac.wordpress.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-xgvp-37rp-x96c: WordPress before 5↗2022-05-24
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OSV
CVE-2019-20042: In wp-includes/formatting↗2019-12-27
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📋Vendor Advisories

1
Debian
CVE-2019-20042: wordpress - In wp-includes/formatting.php in WordPress 3.7 to 5.3.0, the function wp_targete...↗2019
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💬Community

3
Bugzilla
CVE-2019-20042 wordpress: XSS through wp_targeted_link_rel [epel-7]↗2020-01-21
▶
Bugzilla
CVE-2019-20042 wordpress: XSS through wp_targeted_link_rel [epel-6]↗2020-01-21
▶
Bugzilla
CVE-2019-20042 wordpress: XSS through wp_targeted_link_rel↗2020-01-21
▶