CVE-2021-23261

Q: How do I fix CVE-2021-23261?

Upgrade crafter cms to 3.1.13 or later.

Q: Is CVE-2021-23261 being actively exploited?

Not that we know of. CVE-2021-23261 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.64% is the estimated probability that it will be exploited in the next 30 days. That is higher than 47% of all scored CVEs.

Q: How severe is CVE-2021-23261?

CVE-2021-23261 has a CVSS v3 base score of 4.5, 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-2021-23261 affect?

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

MEDIUM

4.5

CVSS v3

NVD

Description

Authenticated administrators may override the system configuration file and cause a denial of service.

CWE-703

How to fix

Remediation Available

crafter cmsNVD

Affected:>= 3.1.0, < 3.1.13Fixed in:3.1.13CVE-2021-23261derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.64%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Vendor Advisory1

docs.craftercms.org

Related Vulnerabilities

Other CWE-703 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-21894	Critical	9.8	19%	-	-
CVE-2025-59538	High	7.5	8.3%	-	Fix
CVE-2019-5031	High	8.8	6.0%	-	-
CVE-2023-49786	High	7.5	5.3%	-	Fix
CVE-2024-10781	High	8.1	3.8%	-	Fix
CVE-2024-22052	High	7.5	3.8%	-	-

Common questions

How do I fix CVE-2021-23261?

Upgrade crafter cms to 3.1.13 or later.

Is CVE-2021-23261 being actively exploited?

Not that we know of. CVE-2021-23261 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.64% is the estimated probability that it will be exploited in the next 30 days. That is higher than 47% of all scored CVEs.

How severe is CVE-2021-23261?

CVE-2021-23261 has a CVSS v3 base score of 4.5, 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-2021-23261 affect?

Published advisories record a fix for crafter cms (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-2021-23261

Markdown

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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.