CVE-2026-77089Command Center API Authentication Bypass

Command Center API contained an authentication bypass issue affecting privilege management. Software customers upgrade to resolved maintenance release. Update Command Center.

9.3 CRITICALEPSS 0.61%Not in KEVNVD: Analyzed

Last updated: 2026-09-11 14:25 UTC

OverviewCVSS details

9.3CRITICALCVSS 4.0

Score source: Commvault (CNA)
NVD status: Analyzed
Published: Sep 8, 2026
Assigner: Commvault

Affected

Commvault Cloud (Commvault)

Versions: 11.46.0 through 11.46.19 · 11.44.0 through 11.44.19
Fixed in: 11.46.20, 11.44.20, 11.40.72

All affected versions →

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable yes · Impact total

EPSS · FIRST, scored Nov 7

0.61%chance of exploitation in 30 days

Higher than 49.49% of CVEs

CVSS 4.0 · Commvault (CNA)

9.3Critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack vector: Network
Attack complexity: Low
Attack requirements: None
Privileges required: None
User interaction: None
Confidentiality impact: High
Integrity impact: High
Availability impact: High
Confidentiality (other systems): None
Integrity (other systems): None
Availability (other systems): None

CVSS 3.1 · NVD

9.8Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.3	CRITICAL	4.0Commvault (CNA)	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
9.8	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CVE ID: CVE-2026-77089
Status: Analyzed
Assigner (CNA): Commvault
Published: Sep 8, 2026
Last modified: 2026-09-11 14:25 UTC
Weaknesses: CWE-290

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 09:38 UTC.