Is CVE-2021-44076 in the CISA KEV catalog?

No. CVE-2021-44076 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-44076?

CVE-2021-44076 has a CVSS v3 base score of 4.8 (MEDIUM).

What is the EPSS score for CVE-2021-44076?

CVE-2021-44076 has an EPSS score of 0.56% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-44076?

Upgrade crushftp to 9.4.0_15 or later.

CVE & CISA-KEV Catalog

CVE-2021-44076

MEDIUM

4.8

CVSS v3

NVD

Description

An issue was discovered in CrushFTP 9. The creation of a new user through the /WebInterface/UserManager/ interface allows an attacker, with access to the administration panel, to perform Stored Cross-Site Scripting (XSS). The payload can be executed in multiple scenarios, for example when the user's page appears in the Most Visited section of the page.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

crushftpNVD

Affected:>= 9.0.0, < 9.4.0_15Fixed in:9.4.0_15CVE-2021-44076derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.56%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Exploit1

labs.nettitude.com

Vendor Advisory1

crushftp.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

Embed a live status badge for CVE-2021-44076

Markdown

[![CVE-2021-44076](https://tridentstack.com/cve/badge/CVE-2021-44076.svg)](https://tridentstack.com/cve/CVE-2021-44076)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-44076"><img src="https://tridentstack.com/cve/badge/CVE-2021-44076.svg" alt="CVE-2021-44076"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.