CVE-2015-6734

Gentoo Linux Security Advisory 201510-05

Severity Score

6.1

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Vulnerabilidad de XSS en contrib/cssgen.php en GeSHi, como se usa en la extensión SyntaxHighligh_GeSHi y MediaWiki en versiones anteriores 1.23.10, 1.24.x en versiones anteriores 1.24.3 y 1.25.x en versiones anteriores a 1.25.2, permite a atacantes remotos inyectar secuencias de comandos web o HTML arbitrarios a través de vectores no especificados.

Multiple vulnerabilities have been found in MediaWiki, the worst of which may allow remote attackers to cause a Denial of Service. Versions less than 1.25.2 are affected.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-08-27 CVE Reserved
2015-09-01 CVE Published
2024-08-06 CVE Updated
2025-07-30 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.openwall.com/lists/oss-security/2015/08/12/6	Mailing List
http://www.openwall.com/lists/oss-security/2015/08/27/6	Mailing List
http://www.securityfocus.com/bid/76361	Vdb Entry
https://phabricator.wikimedia.org/T108198	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165193.html	2016-12-07
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.html	2016-12-07
https://security.gentoo.org/glsa/201510-05	2016-12-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				<= 1.23.9 Search vendor "Mediawiki" for product "Mediawiki" and version " <= 1.23.9"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.24.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.24.0"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.24.1 Search vendor "Mediawiki" for product "Mediawiki" and version "1.24.1"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.24.2 Search vendor "Mediawiki" for product "Mediawiki" and version "1.24.2"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.25.0 Search vendor "Mediawiki" for product "Mediawiki" and version "1.25.0"		-		Affected
Mediawiki Search vendor "Mediawiki"		Mediawiki Search vendor "Mediawiki" for product "Mediawiki"				1.25.1 Search vendor "Mediawiki" for product "Mediawiki" and version "1.25.1"		-		Affected