ghsa-pvmx-g8h5-cprj
Vulnerability from github
Affected packages
The vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4.
Impact
A potential vulnerability has been discovered in CKEditor 4 Advanced Content Filter (ACF) core module. The vulnerability allowed to inject malformed HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0.
Patches
The problem has been recognized and patched. The fix will be available in version 4.17.0.
For more information
Email us at security@cksource.com if you have any questions or comments about this advisory.
Acknowledgements
The CKEditor 4 team would like to thank Maurice Dauer (laytonctf) for recognizing and reporting this vulnerability.
{ affected: [ { package: { ecosystem: "npm", name: "ckeditor4", }, ranges: [ { events: [ { introduced: "0", }, { fixed: "4.17.0", }, ], type: "ECOSYSTEM", }, ], }, ], aliases: [ "CVE-2021-41164", ], database_specific: { cwe_ids: [ "CWE-79", ], github_reviewed: true, github_reviewed_at: "2021-11-17T19:56:22Z", nvd_published_at: "2021-11-17T19:15:00Z", severity: "HIGH", }, details: "### Affected packages\nThe vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4.\n\n### Impact\nA potential vulnerability has been discovered in CKEditor 4 Advanced Content Filter (ACF) core module. The vulnerability allowed to inject malformed HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0.\n\n### Patches\nThe problem has been recognized and patched. The fix will be available in version 4.17.0.\n\n### For more information\nEmail us at security@cksource.com if you have any questions or comments about this advisory.\n\n### Acknowledgements\nThe CKEditor 4 team would like to thank Maurice Dauer ([laytonctf](https://twitter.com/laytonctf)) for recognizing and reporting this vulnerability.\n", id: "GHSA-pvmx-g8h5-cprj", modified: "2022-02-08T20:39:22Z", published: "2021-11-17T21:55:10Z", references: [ { type: "WEB", url: "https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-pvmx-g8h5-cprj", }, { type: "ADVISORY", url: "https://nvd.nist.gov/vuln/detail/CVE-2021-41164", }, { type: "PACKAGE", url: "https://github.com/ckeditor/ckeditor4", }, { type: "WEB", url: "https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417", }, { type: "WEB", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VR76VBN5GW5QUBJFHVXRX36UZ6YTCMW6", }, { type: "WEB", url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WOZGMCYDB2OKKULFXZKM6V7JJW4ZZHJP", }, { type: "WEB", url: "https://www.drupal.org/sa-core-2021-011", }, { type: "WEB", url: "https://www.oracle.com/security-alerts/cpuapr2022.html", }, { type: "WEB", url: "https://www.oracle.com/security-alerts/cpujan2022.html", }, { type: "WEB", url: "https://www.oracle.com/security-alerts/cpujul2022.html", }, ], schema_version: "1.4.0", severity: [ { score: "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L", type: "CVSS_V3", }, ], summary: "Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML", }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.