Is itCheck something

No. CVE-2026-104935

Attackers can run commands on Ivanti Connect Secure before login

Being used now

Yes. Attackers are using this right now.

Companies that use Ivanti Connect Secure for remote access.

What to do

Apply the vendor's mitigations and updates for Ivanti Connect Secure.

Confirmed in attacksOct 13, 2026
ProductIvanti Connect Secure
GitHub repos4
Attack likelihood, next 30 days89%

Attack likelihood is EPSS, a daily estimate from FIRST.org of how likely this bug is to be used in attacks in the next 30 days.

The official description

Ivanti Connect Secure contains an authentication bypass by spoofing vulnerability that allows a remote unauthenticated attacker to execute arbitrary commands.

For your tech helper or AI assistant

A read-only checklist. Paste it into Claude, ChatGPT or a coding agent; it only looks and changes nothing.

Read-only check, change nothing, send nothing anywhere.
Is Ivanti Connect Secure (CVE-2026-104935) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-104935. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.
Download playbook (.md)

Code on GitHub

Repos named after this bug. Some are scanners or write-ups, some are working attack code. Do not run them on a machine you care about.

Sources