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CVE-2026-77091

DataCube Security Feature Bypass

HIGH
7.8
CVSS Score
Published: September 8, 2026 at 12:12 PM UTC
Updated: September 11, 2026 at 02:39 PM UTC
1 product affected across 1 vendorCommvault

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

DataCube contained a path traversal issue affecting security feature enforcement. Software customers upgrade to resolved maintenance release. Update Content Extractor and Index Store.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Commvault· Commvault
95%
11.36.0 ≤ v ≤ 11.36.12211.36.0 ≤ v < 11.36.12311.40.0 ≤ v ≤ 11.40.7111.40.0 ≤ v < 11.40.7211.44.0 ≤ v ≤ 11.44.1911.44.0 ≤ v < 11.44.2011.46.0 ≤ v ≤ 11.46.1911.46.0 ≤ v < 11.46.2011.36.011.40.011.44.011.46.0
Affected range stops below 11.36.123, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.40.72, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.44.20, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.46.20, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://documentation.commvault.com/securityadvisories/CV_2026_07_3.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-22

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