CVE-2026-26460 Cross-site scripting in n/a
Attackers can inject arbitrary HTML into the Vtiger CRM dashboard via the tabid parameter, potentially executing scripts in victims' browsers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-26460?
CVE-2026-26460 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 Apr 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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
Weakness: CWE-80
Which versions are affected by CVE-2026-26460?
How do I fix CVE-2026-26460?
No fix has been published for CVE-2026-26460 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-26460 being exploited?
There is no known exploitation of CVE-2026-26460 in the wild and no public exploit code.
Sources
Also known as GHSA-4grx-4f48-p5mq.