VDB-357277 · CVE-2026-26460 · GCVE-0-2026-26460

vTiger CRM 8.4.0 Dashboard DashBoardTab tabid 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.
3.5	$0-$5k	3.62-

Summaryinfo

A vulnerability marked as problematic has been reported in vTiger CRM 8.4.0. This affects the function DashBoardTab of the component Dashboard Module. This manipulation of the argument tabid causes cross site scripting. This vulnerability is tracked as CVE-2026-26460. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in vTiger CRM 8.4.0 and classified as problematic. Affected by this vulnerability is the function DashBoardTab of the component Dashboard Module. The manipulation of the argument tabid with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. As an impact it is known to affect integrity. The summary by CVE is:

A HTML Injection vulnerability exists in the Dashboard module of Vtiger CRM 8.4.0. The application fails to properly neutralize user-supplied input in the tabid parameter of the DashBoardTab view (getTabContents action), allowing an attacker to inject arbitrary HTML content into the dashboard interface. The injected content is rendered in the victim's browser

This vulnerability is known as CVE-2026-26460 since 02/16/2026. 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 are known, but no exploit is 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.

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Productinfo

Type

Customer Relationship Management System

Vendor

vTiger

Name

Version

8.4.0

License

open-source

Website

Vendor: https://www.vtiger.com/

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
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 scripting
CWE: CWE-80 / CWE-74 / CWE-707
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

02/16/2026 CVE reserved
04/14/2026 +56 days Advisory disclosed
04/14/2026 +0 days VulDB entry created
04/14/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: vtiger.com

Status: Not defined

CVE: CVE-2026-26460 (🔒)
GCVE (CVE): GCVE-0-2026-26460
GCVE (VulDB): GCVE-100-357277

Entryinfo

Created: 04/14/2026 08:05
Changes: 04/14/2026 08:05 (55)
Complete: 🔍
Cache ID: 216::103