VDB-296033 · CVE-2025-23840 · GCVE-0-2025-23840

webjema Notcaptcha Plugin up to 1.3.1 on WordPress cross site scripting

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.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in webjema Notcaptcha Plugin up to 1.3.1 on WordPress and classified as problematic. Affected by this issue is some unknown functionality. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2025-23840. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in webjema Notcaptcha Plugin up to 1.3.1 on WordPress and classified as problematic. This issue affects an unknown part. 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 integrity. The summary by CVE is:

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in webjema WP-NOTCAPTCHA allows Reflected XSS. This issue affects WP-NOTCAPTCHA: from n/a through 1.3.1.

The weakness was presented by 0xd4rk5id3. The advisory is shared at patchstack.com. The identification of this vulnerability is CVE-2025-23840 since 01/16/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

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

Vendor

webjema

Name

Notcaptcha Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

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

CNA Base Score: 7.1
CNA Vector (Patchstack): 🔍

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: 🔍

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: 🔍

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

01/16/2025 🔍
02/17/2025 +32 days 🔍
02/17/2025 +0 days 🔍
02/17/2025 +0 days 🔍

Sourcesinfo

Advisory: patchstack.com
Researcher: 0xd4rk5id3
Status: Not defined

CVE: CVE-2025-23840 (🔍)
GCVE (CVE): GCVE-0-2025-23840
GCVE (VulDB): GCVE-100-296033

Entryinfo

Created: 02/17/2025 13:53
Updated: 02/17/2025 13:56
Changes: 02/17/2025 13:53 (29), 02/17/2025 13:56 (35)
Complete: 🔍
Committer: mitr
Cache ID: 216::103