CVE-2019-11358
mediawiki - security update
6.1
MEDIUM
CVSS 3.1
EPSS 87.2%
Description
jQuery before 3.4.0, as used in Drupal, Backdrop CMS, and other products, mishandles jQuery.extend(true, {}, ...) because of Object.prototype pollution. If an unsanitized source object contained an enumerable __proto__ property, it could extend the native Object.prototype.
How to fix CVE-2019-11358
To remediate CVE-2019-11358, upgrade the affected package to a fixed version below.
- —upgrade to 3.4.0 or later
- —upgrade to 3.4.0 or later
- —upgrade to 8.5.15 or later
- —upgrade to 1.19.0 or later
- —upgrade to 4.3.4 or later
- —upgrade to 3.4.0 or later
Is CVE-2019-11358 being exploited?
Likely — EPSS is 87.2%, placing CVE-2019-11358 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (6)
- >= 1.1.4, < 3.4.0
- >= 1.1.4, < 3.4.0
- >= 8.0.0, < 8.5.15 | >= 8.6.0, < 8.6.15
- from 0, < 1.19.0
- from 0, < 4.3.4
- >= 1.1.4, < 3.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |