wcplus WC Plus Plugin up to 1.2.0 on WordPress pluswc_logo_favicon_logo_base authorization

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.
5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in wcplus WC Plus Plugin up to 1.2.0 on WordPress. It has been classified as problematic. This issue affects the function pluswc_logo_favicon_logo_base. This manipulation causes authorization. This vulnerability appears as CVE-2025-7821. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in wcplus WC Plus Plugin up to 1.2.0 on WordPress. Affected by this vulnerability is the function pluswc_logo_favicon_logo_base. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity. The summary by CVE is:

The WC Plus plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pluswc_logo_favicon_logo_base' AJAX action in all versions up to, and including, 1.2.0. This makes it possible for unauthenticated attackers to update the site's favicon logo base.

The weakness was presented by ch4r0n. The advisory is shared at wordfence.com. This vulnerability is known as CVE-2025-7821 since 07/18/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/25/2025).

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-25718). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (Wordfence): 🔒

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
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

07/18/2025 CVE reserved
08/23/2025 +36 days Advisory disclosed
08/23/2025 +0 days VulDB entry created
08/25/2025 +2 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Researcher: ch4r0n
Status: Not defined

CVE: CVE-2025-7821 (🔒)
GCVE (CVE): GCVE-0-2025-7821
GCVE (VulDB): GCVE-100-321193
EUVD: 🔒

Entryinfo

Created: 08/23/2025 10:11
Updated: 08/25/2025 20:18
Changes: 08/23/2025 10:11 (64), 08/25/2025 20:18 (1)
Complete: 🔍
Cache ID: 216::103

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

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