{ "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-26271", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "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)." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "url": "https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-416", "refsource": "MISC", "name": "https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-416" }, { "url": "https://www.oracle.com//security-alerts/cpujul2021.html", "refsource": "MISC", "name": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "refsource": "CONFIRM", "name": "https://ckeditor.com/blog/CKEditor-4.16-with-improved-image-pasting-High-Contrast-support-and-a-new-color-API/#security-comes-first", "url": "https://ckeditor.com/blog/CKEditor-4.16-with-improved-image-pasting-High-Contrast-support-and-a-new-color-API/#security-comes-first" }, { "url": "https://www.oracle.com/security-alerts/cpuoct2021.html", "refsource": "MISC", "name": "https://www.oracle.com/security-alerts/cpuoct2021.html" } ] } }