CommentLuv up to 2.81.7 _ajax_nonce cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability was found in CommentLuv up to 2.81.7. It has been rated as problematic. Affected by this issue is some unknown functionality. Performing a manipulation of the argument _ajax_nonce results in cross site scripting. This vulnerability is reported as CVE-2013-1409. The attack is possible to be carried out remotely. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in CommentLuv up to 2.81.7. It has been classified as problematic. This affects an unknown function. The manipulation of the argument _ajax_nonce with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in the CommentLuv plugin before 2.92.4 for WordPress allows remote attackers to inject arbitrary web script or HTML via the _ajax_nonce parameter to wp-admin/admin-ajax.php.

The weakness was disclosed 03/03/2014 (Website). It is possible to read the advisory at htbridge.com. This vulnerability is uniquely identified as CVE-2013-1409 since 01/19/2013. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12909 (WordPress CommentLuv Plugin _ajax_nonce Parameter Cross-Site Scripting Vulnerability).

Upgrading to version 2.81.8 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (38296), SecurityFocus (BID 57771†), OSVDB (89925†) and Vulnerability Center (SBV-44150†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CommentLuv 2.81.8

Timelineinfo

01/19/2013 🔍
02/06/2013 +18 days 🔍
02/06/2013 +0 days 🔍
03/03/2014 +390 days 🔍
03/03/2014 +0 days 🔍
04/17/2014 +45 days 🔍
03/24/2015 +341 days 🔍
04/13/2025 +3672 days 🔍

Sourcesinfo

Advisory: 120090
Status: Confirmed

CVE: CVE-2013-1409 (🔍)
GCVE (CVE): GCVE-0-2013-1409
GCVE (VulDB): GCVE-100-66507
SecurityFocus: 57771 - WordPress CommentLuv Plugin '_ajax_nonce' Parameter Cross Site Scripting Vulnerability
OSVDB: 89925
Vulnerability Center: 44150 - CommentLuv plugin before 2.92.4 for WordPress Remote XSS via the _ajax_nonce Parameter, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/24/2015 15:54
Updated: 04/13/2025 00:26
Changes: 03/24/2015 15:54 (55), 05/25/2017 10:53 (6), 02/03/2022 09:10 (3), 06/08/2024 12:15 (15), 12/27/2024 23:10 (4), 03/07/2025 23:33 (1), 04/13/2025 00:26 (1)
Complete: 🔍
Cache ID: 216:DC9:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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