Page generated: 11 Nov 2026, 03:17 UTC
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CVE-2025-3928

Commvault Web Server has an unspecified vulnerability that can be exploited by a remote, authenticated attacker. According to the Commvault advisory: "Webservers can be compromised through bad actors creating and executing webshells." Fixed in version 11.36.46, 11.32.89, 11.28.14…

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Commvault Web Server has an unspecified vulnerability that can be exploited by a remote, authenticated attacker. According to the Commvault advisory: "Webservers can be compromised through bad actors creating and executing webshells." Fixed in version 11.36.46, 11.32.89, 11.28.141, and 11.20.217 for Windows and Linux platforms. This vulnerability was added to the CISA Known Exploited Vulnerabilities (KEV) Catalog on 2025-04-28.
CVSS 8.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.3/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 8.8: +1.32
  • Fresh EPSS: 2.53%: +0.01

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 11 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

The Hacker News
Press · 22 Aug 2025, 07:00 · Chinese Hackers Murky, Genesis, and Glacial Panda Escalate Cloud and Telecom Espionage - The Hacker News
Help Net Security
Press · 22 Aug 2025, 07:00 · China-linked Murky Panda targets and moves laterally through cloud services - Help Net Security
The Record from Recorded Future News
Press · 23 May 2025, 07:00 · Commvault clients should beware of campaign targeting cloud applications, CISA says - The Record from Recorded Future News
The Hacker News
Press · 23 May 2025, 07:00 · CISA Warns of Suspected Broader SaaS Attacks Exploiting App Secrets and Cloud Misconfigs - The Hacker News
The Register
Press · 23 May 2025, 07:00 · SaaS companies in firing line following Commvault attack - The Register
See all 11 source documents
SecurityWeek
Press · 05 May 2025, 07:00 · Critical Commvault Vulnerability in Attacker Crosshairs - SecurityWeek
wiz.io
Press · 03 May 2025, 07:00 · CVE-2025-3928 Impact, Exploitability, and Mitigation Steps - wiz.io
The Hacker News
Press · 01 May 2025, 07:00 · Commvault Confirms Hackers Exploited CVE-2025-3928 as Zero-Day in Azure Breach - The Hacker News
BleepingComputer
Press · 30 Apr 2025, 07:00 · Commvault says recent breach didn't impact customer backup data - BleepingComputer
Help Net Security
Press · 29 Apr 2025, 07:00 · CISA warns about actively exploited Broadcom, Commvault vulnerabilities - Help Net Security
SecurityWeek
Press · 29 Apr 2025, 07:00 · CISA Warns of Exploited Broadcom, Commvault Vulnerabilities - SecurityWeek

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.3 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 8.8; EPSS 2.5%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, low privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:59:36.081987+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
25 Apr 2025, 15:56
Added to the CISA KEV catalog
28 Apr 2025, 00:00
First press mention
29 Apr 2025, 07:00
Latest press mention
22 Aug 2025, 07:00
Score calculated
05 Nov 2026, 13:59