VDB-356205 · CVE-2026-39710 · EUVD-2026-20417

stmcan RT-Theme 18 Plugin up to 2.5 on WordPress cross-site request forgery

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.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in stmcan RT-Theme 18 Plugin up to 2.5 on WordPress and classified as problematic. This vulnerability affects unknown code. Performing a manipulation results in cross-site request forgery. This vulnerability is known as CVE-2026-39710. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in stmcan RT-Theme 18 Plugin up to 2.5 on WordPress. This affects an unknown part. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. The summary by CVE is:

Cross-Site Request Forgery (CSRF) vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Cross Site Request Forgery.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

The weakness was published by Bonds. The advisory is shared at patchstack.com. This vulnerability is uniquely identified as CVE-2026-39710 since 04/07/2026. The exploitability is told to be easy. 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. 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-20417). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

WordPress Plugin

Vendor

stmcan

Name

RT-Theme 18 Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

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

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 request forgery
CWE: CWE-352 / CWE-862 / CWE-863
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

04/07/2026 CVE reserved
04/08/2026 +1 days Advisory disclosed
04/08/2026 +0 days VulDB entry created
04/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: patchstack.com
Researcher: Bonds
Status: Not defined

CVE: CVE-2026-39710 (🔒)
GCVE (CVE): GCVE-0-2026-39710
GCVE (VulDB): GCVE-100-356205
EUVD: 🔒

Entryinfo

Created: 04/08/2026 12:58
Updated: 04/08/2026 13:23
Changes: 04/08/2026 12:58 (55), 04/08/2026 13:23 (1)
Complete: 🔍
Cache ID: 216:F3B:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.