CVE-2017-17093

WordPress Core < 4.9.1- Stored Cross-Site Scripting via Language

Severity Score

6.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

wp-includes/general-template.php in WordPress before 4.9.1 does not properly restrict the lang attribute of an HTML element, which might allow attackers to conduct XSS attacks via the language setting of a site.

wp-includes/general-template.php en WordPress en versiones anteriores a la 4.9.1 no restringe correctamente el atributo lang de un elemento HTML, lo que puede permitir que los atacantes realicen ataques Cross-Site Scripting (XSS) mediante la configuración de idioma de un sitio web.

Several vulnerabilities were discovered in Wordpress, a web blogging tool. They allowed remote attackers to perform SQL injections and various Cross-Side Scripting (XSS) and Server-Side Request Forgery (SSRF) attacks, as well as bypass some access restrictions.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-11-29 CVE Published
2017-12-02 CVE Reserved
2024-08-05 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (7)

URL	Tag	Source
http://www.securityfocus.com/bid/102024	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00019.html	Mailing List
https://wpvulndb.com/vulnerabilities/8968	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://codex.wordpress.org/Version_4.9.1	2019-04-26
https://github.com/WordPress/WordPress/commit/3713ac5ebc90fb2011e98dfd691420f43da6c09a	2019-04-26

URL	Date	SRC
https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release	2019-04-26
https://www.debian.org/security/2018/dsa-4090	2019-04-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Wordpress Search vendor "Wordpress"		Wordpress Search vendor "Wordpress" for product "Wordpress"				< 4.9.1 Search vendor "Wordpress" for product "Wordpress" and version " < 4.9.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				7.0 Search vendor "Debian" for product "Debian Linux" and version "7.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected