October 24, 2026

CVE Watchtower

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CVE-2026-13738NVD

Vulnerability Summary

CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.
Severity Level
UNKNOWN
Published Date
Aug 11, 2026
Last Modified
Aug 11, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.55%Probability
Root Weakness (CWE)
N/A
CVSS v4.0 Base Metrics — Score 9.2 (CRITICAL)
Attack VectorNetwork
Attack ComplexityHigh
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions
  • Commvault Commvault Cloud >= 11.46.0 and <= 11.46.9
  • Commvault Commvault Cloud >= 11.44.0 and <= 11.44.10
  • Commvault Commvault Cloud >= 11.40.0 and <= 11.40.62
  • Commvault Commvault Cloud >= 11.36.0 and <= 11.36.113
Patched Versions
  • Commvault Commvault Cloud 11.46.9
  • Commvault Commvault Cloud 11.44.10
  • Commvault Commvault Cloud 11.40.62
  • Commvault Commvault Cloud 11.36.113
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🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
🚫Ad-Free — Uninterrupted experience.

External References