Is CVE-2024-43411 in the CISA KEV catalog?

No. CVE-2024-43411 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-43411?

CVE-2024-43411 has a CVSS v3 base score of 3.1 (LOW).

What is the EPSS score for CVE-2024-43411?

CVE-2024-43411 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-43411?

Upgrade ckeditor on ubuntu 16.04 to 4.5.7+dfsg-2ubuntu0.16.04.1~esm2 or later.

CVE & CISA-KEV Catalog

CVE-2024-43411

LOW

3.1

CVSS v3

NVD

Description

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A theoretical vulnerability has been identified in CKEditor 4.22 (and above). In a highly unlikely scenario where an attacker gains control over the https://cke4.ckeditor.com domain, they could potentially execute an attack on CKEditor 4 instances. The issue impacts only editor instances with enabled version notifications. Please note that this feature is disabled by default in all CKEditor 4 LTS versions. Therefore, if you use CKEditor 4 LTS, it is highly unlikely that you are affected by this vulnerability. If you are unsure, please contact us. The fix is available in version 4.25.0-lts.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

ckeditorUbuntu

Fixed in:4.5.7+dfsg-2ubuntu0.16.04.1~esm2USN-7258-1

Fixed in:4.5.7+dfsg-2ubuntu0.18.04.1+esm1USN-7258-1

Fixed in:4.12.1+dfsg-1ubuntu0.1+esm1USN-7258-1

Fixed in:4.16.2+dfsg-1ubuntu0.1~esm1USN-7258-1

Fixed in:4.22.1+dfsg1-2ubuntu0.24.04.1~esm1USN-7258-1

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 ComplexityHigh

Privileges RequiredHigh

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Other references2

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

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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 2024-08-21.