CKEditor 5 is a JavaScript rich-text editor. Starting in version 40.0.0 and prior to version 43.1.1, a Cross-Site Scripting (XSS) vulnerability is present in the CKEditor 5 clipboard package. This vulnerability could be triggered by a specific user action, leading to unauthorized JavaScript code execution, if the attacker managed to insert a malicious content into the editor, which might happen with a very specific editor configuration. This vulnerability only affects installations where the Block Toolbar plugin is enabled and either the General HTML Support (with a configuration that permits unsafe markup) or the HTML Embed plugin is also enabled. A fix for the problem is available in version 43.1.1. As a workaround, one may disable the block toolbar plugin.
CVE-2024-45613
This medium-severity CVE scores 6.1 under NVD CVSS v3. EPSS exploit probability: 0.5% (42nd percentile of EPSS-scored CVEs). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 6.1
- EG Score
- 6.1MEDIUMmedium confidence
- EG Risk
- 28EG Risk 28/100CISA SSVC
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity61% × 45%Exploitation1% × 40%Automatability0% × 15%CISA SSVC: Track at every mission impact level.Action: A fix is available. Apply it within your standard update timelines. - EPSS PROB
- 0.5%
- EPSS %ILE
- 42nd
- KEV
- Not listed
CISA SSVCTrack at every mission impact level.
A fix is available. Apply it within your standard update timelines.
Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table
Published
September 25, 2024
Last Modified
October 1, 2024
References (2)
- security-advisories@githubhttps://github.com/ckeditor/ckeditor5/releases/tag/v43.1.1
- security-advisories@githubhttps://github.com/ckeditor/ckeditor5/security/advisories/GHSA-rgg8-g5x8-wr9v
Affected Packages
(2 across 1 ecosystem)
npm(2)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| ckeditor5 | — |
| — |
| @ckeditor/ckeditor5-clipboard | — |
| — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 34× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 180 total refreshes for this CVE.
- 2026-10-10 19:58 UTCEPSS rescore
- 2026-10-10 12:33 UTCOSV refresh
- 2026-10-09 20:05 UTCEPSS rescore
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- 2026-09-20 22:26 UTCOSV refresh
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- 2026-09-18 19:26 UTCEPSS rescore
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- 2026-09-01 21:57 UTCOSV refresh
- 2026-09-01 13:52 UTCEPSS rescore
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- 2026-08-15 23:37 UTCOSV refresh
- 2026-08-15 01:28 UTCEPSS rescore
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- 2026-08-12 13:49 UTCEPSS rescore
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- 2026-08-08 16:35 UTCEPSS rescore
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- 2026-08-05 19:16 UTCEPSS rescore
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- 2026-08-02 02:25 UTCEPSS rescore
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- 2026-07-31 17:42 UTCOSV refresh
- 2026-07-30 16:26 UTCEPSS rescore
- 2026-07-30 01:29 UTCEPSS rescore
- 2026-07-28 15:34 UTCEPSS rescore
- 2026-07-27 14:11 UTCEPSS rescore
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- 2026-07-25 14:16 UTCEPSS rescore
- 2026-07-24 14:16 UTCEPSS rescore
- 2026-07-23 14:17 UTCEPSS rescore
- 2026-07-23 02:40 UTCEG score recompute
- 2026-07-22 14:07 UTCEPSS rescore
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- 2026-07-20 17:06 UTCEPSS rescore
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- 2026-07-14 00:38 UTCOSV refresh
- 2026-07-13 22:29 UTCEPSS rescore
- 2026-07-13 06:12 UTCEPSS rescore
Related CVEs(same product + same CWE)
Same product
2 shownnpm:@ckeditor/ckeditor5-clipboard · npm:ckeditor5
Frequently asked(5)
What is CVE-2024-45613?
When was CVE-2024-45613 disclosed?
Is CVE-2024-45613 actively exploited?
What is the CVSS score of CVE-2024-45613?
How do I remediate CVE-2024-45613?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-45613
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