CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9	$0-$5k	0.00

A vulnerability, which was classified as problematic, has been found in WordPress up to 4.4.0 (Content Management System). Affected by this issue is some unknown functionality of the file wp-includes/class-wp-theme.php. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is confidentiality, and integrity. CVE summarizes:

Multiple cross-site scripting (XSS) vulnerabilities in wp-includes/class-wp-theme.php in WordPress before 4.4.1 allow remote attackers to inject arbitrary web script or HTML via a (1) stylesheet name or (2) template name to wp-admin/customize.php.

The weakness was disclosed 05/22/2016 (Website). The advisory is shared for download at wordpress.org. This vulnerability is handled as CVE-2016-1564 since 01/08/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

By approaching the search of inurl:wp-includes/class-wp-theme.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 87900 (Debian DSA-3444-1 : wordpress - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading to version 3.7.12, 3.8.12, 3.9.10, 4.0.9, 4.1.9, 4.2.6, 4.3.2 or 4.4.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (87900). The entry VDB-95350 is pretty similar.

Productinfo

Type

• Content Management System

Name

• WordPress

Version

• 3.7
• 3.7 Beta1
• 3.7 Beta2
• 3.7 rc1
• 3.7 rc2
• 3.7.1
• 3.7.2
• 3.7.3
• 3.7.4
• 3.7.5
• 3.7.6
• 3.7.7
• 3.7.8
• 3.7.9
• 3.7.10
• 3.7.11
• 3.8
• 3.8 Beta1
• 3.8 rc1
• 3.8 rc2
• 3.8.1
• 3.8.1 rc1
• 3.8.2
• 3.8.3
• 3.8.4
• 3.8.5
• 3.8.6
• 3.8.7
• 3.8.8
• 3.8.9
• 3.8.10
• 3.8.11
• 3.9
• 3.9 Beta1
• 3.9 Beta2
• 3.9 Beta3
• 3.9 rc1
• 3.9 rc2
• 3.9.0
• 3.9.1
• 3.9.1 rc1
• 3.9.2
• 3.9.3
• 3.9.4
• 3.9.5
• 3.9.6
• 3.9.7
• 3.9.8
• 3.9.9
• 4.0
• 4.0 Beta1
• 4.0 Beta2
• 4.0 Beta3
• 4.0 Beta4
• 4.0 rc1
• 4.0 rc2
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.1
• 4.1 Beta1
• 4.1 Beta2
• 4.1 rc1
• 4.1 rc2
• 4.1 rc3
• 4.1.1
• 4.1.2
• 4.1.3
• 4.1.4
• 4.1.5
• 4.1.6
• 4.1.7
• 4.1.8
• 4.2
• 4.2 Beta1
• 4.2 Beta2
• 4.2 Beta3
• 4.2 Beta4
• 4.2 rc1
• 4.2 rc2
• 4.2 rc3
• 4.2 rc4
• 4.2.1
• 4.2.2
• 4.2.3
• 4.2.4
• 4.2.4 rc1
• 4.2.5
• 4.3
• 4.3 Beta1
• 4.3 Beta2
• 4.3 Beta3
• 4.3 Beta4
• 4.3 rc1
• 4.3 rc2
• 4.3 rc3
• 4.3.0
• 4.3.1
• 4.4
• 4.4 Beta1
• 4.4 Beta2
• 4.4 Beta3
• 4.4 Beta4
• 4.4 rc1
• 4.4.0

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.1
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 87900
Nessus Name: Debian DSA-3444-1 : wordpress - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703444
OpenVAS Name: Debian Security Advisory DSA 3444-1 (wordpress - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WordPress 3.7.12/3.8.12/3.9.10/4.0.9/4.1.9/4.2.6/4.3.2/4.4.1

Timelineinfo

01/08/2016 🔍
01/13/2016 +5 days 🔍
01/14/2016 +1 days 🔍
05/21/2016 +128 days 🔍
05/22/2016 +1 days 🔍
05/23/2016 +1 days 🔍
08/21/2022 +2281 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: 36185
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1564 (🔍)
OVAL: 🔍

SecurityTracker: 1034622

See also: 🔍

Entryinfo

Created: 05/23/2016 10:31 AM
Updated: 08/21/2022 02:26 PM
Changes: 05/23/2016 10:31 AM (61), 05/08/2019 01:17 PM (11), 08/21/2022 02:26 PM (4)
Complete: 🔍
Cache ID: 44:2FA:40

Discussion

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