Description
A Cross-Site scripting vulnerability has been found in CKSource CKEditor affecting versions 4.15.1 and earlier. An attacker could send malicious javascript code through the /ckeditor/samples/old/ajax.html file and retrieve an authorized user's information.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| CKSource | CKEditor | ≤ 4.15.1 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | ckeditor | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.04 LTS | request-tracker4 +1 | No fix yet | — |
| Ubuntu 25.10 | request-tracker4 +1 | No fix yet | — |
| Ubuntu 24.04 LTS | ckeditor3 +2 | No fix yet | — |
| Ubuntu 22.04 LTS | ckeditor3 +2 | No fix yet | — |
| Ubuntu 20.04 LTS | ckeditor3 +2 | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | ckeditor3 +1 | No fix yet | — |
| Ubuntu 16.04 LTS | request-tracker4 +1 | No fix yet | — |
| Ubuntu Pro 20.04 LTS | ckeditor | No fix yet | — |
| Ubuntu Pro 18.04 LTS | ckeditor +1 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | ckeditor | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | ckeditor4 | < 4.24.0-lts | 4.24.0-lts | GHSA-wh5w-82f3-wrxh |