CVE-2021-42015

Q: How do I fix CVE-2021-42015?

Upgrade mendix to 9.6.1 or later.

Q: Is CVE-2021-42015 being actively exploited?

Not that we know of. CVE-2021-42015 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.22% is the estimated probability that it will be exploited in the next 30 days. That is higher than 13% of all scored CVEs.

Q: How severe is CVE-2021-42015?

CVE-2021-42015 has a CVSS v3 base score of 5.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2021-42015 affect?

Published advisories record a fix for mendix (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUM

5.5

CVSS v3

NVD

Description

A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions < V7.23.26), Mendix Applications using Mendix 8 (All versions < V8.18.12), Mendix Applications using Mendix 9 (All versions < V9.6.1). Applications built with affected versions of Mendix Studio Pro do not prevent file documents from being cached when files are opened or downloaded using a browser. This could allow a local attacker to read those documents by exploring the browser cache.

CWE-525

How to fix

Remediation Available

mendixNVD

Affected:>= 9.0.0, < 9.6.1Fixed in:9.6.1CVE-2021-42015derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.22%probability of exploitation in 30 days

13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Patch1

cert-portal.siemens.com

Related Vulnerabilities

Other CWE-525 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-48947	Unscored	-	0.4%	-	-
CVE-2026-13697	High	7.4	0.3%	-	Fix
CVE-2024-25142	Medium	5.5	0.3%	-	Fix
CVE-2024-30130	Low	3.7	0.3%	-	Fix
CVE-2025-13083	Low	3.7	0.3%	-	Fix
CVE-2024-45314	Low	3.6	0.3%	-	Fix

Common questions

How do I fix CVE-2021-42015?

Upgrade mendix to 9.6.1 or later.

Is CVE-2021-42015 being actively exploited?

Not that we know of. CVE-2021-42015 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.22% is the estimated probability that it will be exploited in the next 30 days. That is higher than 13% of all scored CVEs.

How severe is CVE-2021-42015?

CVE-2021-42015 has a CVSS v3 base score of 5.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2021-42015 affect?

Published advisories record a fix for mendix (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2021-42015

Markdown

[![CVE-2021-42015](https://tridentstack.com/cve/badge/CVE-2021-42015.svg)](https://tridentstack.com/cve/CVE-2021-42015)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-42015"><img src="https://tridentstack.com/cve/badge/CVE-2021-42015.svg" alt="CVE-2021-42015"></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.

See how it works Start freeThis CVE lookup is free and always will be.

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.