CVE-2021-41164

lowPriorität · verfolgen · 22EPSS 0.013 · 71. PerzentilEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.35% (71st) EPSS
CVSS 3.5 · low
Is it mine?
48 products
Prüfe deine Angriffsfläche
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · bewertet 2026-10-27

CKEditor4 is an open source WYSIWYG HTML editor. In affected versions a vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4. 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. The problem has been recognized and patched. The fix will be available in version 4.17.0.

01

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

8.2
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · low–high · 3.5–8.2

v2.03.5lowAV:N/AC:M/Au:S/C:N/I:P/A:Nprimary · NVD / NIST USAusnutzbarkeit 6.8 · Auswirkung 2.9
v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USAusnutzbarkeit 2.3 · Auswirkung 2.7
v3.15.4mediumAV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU
v3.18.2highCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:Lsecondary · ENISA EU
v3.18.2highCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:Lsecondary · security-advisories@github.comAusnutzbarkeit 2.3 · Auswirkung 5.3
v3.18.2highCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:Lsecondary · OSV
v3.15mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)
02

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-79USprimärCWE-79USCWE-79US
03

betroffene Produkte (48)

Betroffene Produkte und Versionsbereiche.

20 von 48 angezeigt
04

Advisories (2)

Hersteller- und Ökosystem-Meldungen dazu.

  • GHSA-pvmx-g8h5-cprjAdvanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML2021-11-17ghsa · osvUS

    ### 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](https://twitter.com/laytonctf)) for recognizing and reporting this vulnerability.

  • BIT-drupal-2021-41164Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML2024-03-06vendor · osvUS

    CKEditor4 is an open source WYSIWYG HTML editor. In affected versions a vulnerability has been discovered in the Advanced Content Filter (ACF) module and may affect all plugins used by CKEditor 4. 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. The problem has been recognized and patched. The fix will be available in version 4.17.0.

05

auch bekannt als (6)

Weitere Namen und Kennungen dieser Entität.

06

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvdenisa_euvdfstec_bduosvNVDCVE.orgMITRE
veröffentlicht 2021-11-17geändert 2026-06-17
08

Referenzen (25)

Externe Belege — Patches, Meldungen, Analysen.

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