proxymis HTML5 chat Plugin up to 1.04 on WordPress Shortcode HTML5CHAT cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in proxymis HTML5 chat Plugin up to 1.04 on WordPress. It has been classified as problematic. The impacted element is the function HTML5CHAT of the component Shortcode Handler. This manipulation causes cross site scripting. This vulnerability appears as CVE-2024-12451. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in proxymis HTML5 chat Plugin up to 1.04 on WordPress. Affected by this vulnerability is the function HTML5CHAT of the component Shortcode Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

The HTML5 chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'HTML5CHAT' shortcode in all versions up to, and including, 1.04 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The weakness was presented by Peter Thaleikis. It is possible to read the advisory at wordfence.com. This vulnerability is known as CVE-2024-12451 since 12/10/2024. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.4
CNA Vector (Wordfence): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/10/2024 🔍
01/30/2025 +51 days 🔍
01/30/2025 +0 days 🔍
02/06/2025 +7 days 🔍

Sourcesinfo

Advisory: wordfence.com
Researcher: Peter Thaleikis
Status: Not defined

CVE: CVE-2024-12451 (🔍)
GCVE (CVE): GCVE-0-2024-12451
GCVE (VulDB): GCVE-100-294103

Entryinfo

Created: 01/30/2025 15:21
Updated: 02/06/2025 23:04
Changes: 01/30/2025 15:21 (66), 02/06/2025 23:04 (3)
Complete: 🔍
Cache ID: 216::103

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