VDB-239681 · CVE-2023-3869 · GCVE-0-2023-3869

wpDiscuz Plugin up to 7.6.3 on WordPress Comment Rating resource injection

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.
4.9	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in wpDiscuz Plugin up to 7.6.3 on WordPress. This affects an unknown part of the component Comment Rating Handler. The manipulation leads to resource injection. This vulnerability is documented as CVE-2023-3869. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in wpDiscuz Plugin up to 7.6.3 on WordPress (WordPress Plugin). This issue affects an unknown functionality of the component Comment Rating Handler. The manipulation with an unknown input leads to a resource injection vulnerability. Using CWE to declare the problem leads to CWE-99. The product receives input from an upstream component, but it does not restrict or incorrectly restricts the input before it is used as an identifier for a resource that may be outside the intended sphere of control. Impacted is integrity. The summary by CVE is:

The wpDiscuz plugin for WordPress is vulnerable to unauthorized modification of data due to a missing authorization check on the voteOnComment function in versions up to, and including, 7.6.3. This makes it possible for unauthenticated attackers to increase or decrease the rating of a comment.

The weakness was released 09/13/2023. The advisory is shared at wordfence.com. The identification of this vulnerability is CVE-2023-3869 since 07/24/2023. Neither technical details nor an exploit are publicly available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

WordPress Plugin

Name

wpDiscuz Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource injection
CWE: CWE-99
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/24/2023 🔍
09/13/2023 +51 days 🔍
09/13/2023 +0 days 🔍
04/10/2026 +940 days 🔍

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CVE: CVE-2023-3869 (🔍)
GCVE (CVE): GCVE-0-2023-3869
GCVE (VulDB): GCVE-100-239681

Entryinfo

Created: 09/13/2023 18:07
Updated: 04/10/2026 22:11
Changes: 09/13/2023 18:07 (37), 04/10/2026 22:11 (37)
Complete: 🔍
Cache ID: 216:F1C:103