CVE-2026-77106 Cvlaunchd Code Execution

What is CVE-2026-77106?

CVE-2026-77106 is a high-severity missing authorization vulnerability in Commvault Cloud, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Cvlaunchd contained a missing authorization issue affecting command execution authorization. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.

Weakness: CWE-862

Which versions are affected by CVE-2026-77106?

It affects 1 product.

Products include Commvault Commvault.

How do I fix CVE-2026-77106?

No fix has been published for CVE-2026-77106 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-77106 being exploited?

There is no known exploitation of CVE-2026-77106 in the wild and no public exploit code.

Other vulnerabilities in Commvault Cloud

• CVE-2025-34028 Commvault Command Center Path Traversal Exploited Critical 9.3
• CVE-2025-3928 Commvault Web Server Unspecified Exploited High 8.7
• CVE-2017-18044 Command injection in n/a Critical 9.8
• CVE-2026-77089 Command Center API Authentication Bypass Critical 9.3
• CVE-2026-13737 Command Restriction Bypass Critical 9.2

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-4696-w4qw-8g7f.