CKEditor 4 ReDoS Vulnerability
It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted text into the Styles input of specific dialogs (in the Advanced Tab for Dialogs plugin).
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-26271US | medium6.5 | — | ||
It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted text into the Styles input of specific dialogs (in the Advanced… | ||||
02
references
External citations — patches, advisories, analysis.
- https://github.com/ckeditor/ckeditor4PACKAGE
- https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-416WEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-26271ADVISORY
- https://web.archive.org/web/20210128132707/https://ckeditor.com/blog/CKEditor-4.16-with-improved-image-pasting-High-Contrast-support-and-a-new-color-API/#security-comes-firstWEB
- https://www.oracle.com//security-alerts/cpujul2021.htmlWEB
- https://www.oracle.com/security-alerts/cpuoct2021.htmlWEB
scry
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