CVE-2019-11358

MEDIUM EXPLOITED IN THE WILD

jQuery <3.4.0 - Info Disclosure

Title source: llm

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.

Exploits (7)

nomisec STUB 267 stars
by chrisneagu · poc
https://github.com/chrisneagu/FTC-Skystone-Dark-Angels-Romania-2020
nomisec WRITEUP 29 stars
by DanielRuf · poc
https://github.com/DanielRuf/snyk-js-jquery-174006
nomisec WRITEUP 27 stars
by DanielRuf · poc
https://github.com/DanielRuf/snyk-js-jquery-565129
nomisec WRITEUP 6 stars
by bitnesswise · poc
https://github.com/bitnesswise/jquery-prototype-pollution-fix
nomisec STUB 1 stars
by isacaya · client-side
https://github.com/isacaya/CVE-2019-11358
nomisec WRITEUP
by Snorlyd · poc
https://github.com/Snorlyd/https-nj.gov---CVE-2019-11358
exploitdb WORKING POC
webappsmultiple
https://www.exploit-db.com/exploits/52141

References (73)

... and 53 more

Scores

CVSS v3 6.1
EPSS 0.0186
EPSS Percentile 82.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitation Intel

VulnCheck KEV 2021-01-21
InTheWild.io 2021-01-21

Classification

CWE
CWE-1321
Status published

Affected Products (50)

jquery/jquery < 3.4.0
debian/debian_linux
debian/debian_linux
debian/debian_linux
drupal/drupal < 7.66
backdropcms/backdrop < 1.11.9
fedoraproject/fedora
fedoraproject/fedora
fedoraproject/fedora
opensuse/backports_sle
opensuse/leap
netapp/oncommand_system_manager < 3.1.3
netapp/snapcenter
redhat/cloudforms
redhat/virtualization_manager
... and 35 more

Timeline

Published Apr 20, 2019
Tracked Since Feb 18, 2026