CVE-2019-16222
MEDIUM
6.1
CVSS Score
Published: September 11, 2019 at 01:07 PM UTC
Updated: June 17, 2026 at 02:21 AM UTC
2 products affected across 2 vendorsDebian LinuxWordPress
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Severity
MEDIUM6.1
Exploit prediction
EPSS 2%
Description
WordPress before 5.2.3 has an issue with URL sanitization in wp_kses_bad_protocol_once in wp-includes/kses.php that can lead to cross-site scripting (XSS) attacks.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%WordPress· WordPressdrupal
95%v < 5.2.3
Affected range stops below 5.2.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://core.trac.wordpress.org/changeset/45997
- https://github.com/WordPress/WordPress/commit/30ac67579559fe42251b5a9f887211bf61a8ed68
- https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/
- https://www.debian.org/security/2020/dsa-4599
- https://www.debian.org/security/2020/dsa-4677
References (8)
x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://core.trac.wordpress.org/changeset/45997x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/WordPress/WordPress/commit/30ac67579559fe42251b5a9f887211bf61a8ed68Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2019/10/msg00023.htmlMailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2020/Jan/8x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://wpvulndb.com/vulnerabilities/9867Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2020/dsa-4599Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2020/dsa-4677CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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