Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2022-22242Cross-site Scripting in Networks Junos OS

Severity
6.1MEDIUMNVD
EPSS
62.1%
top 1.64%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Timeline
PublishedOct 18
Latest updateOct 28

Description

A Cross-site Scripting (XSS) vulnerability in the J-Web component of Juniper Networks Junos OS allows an unauthenticated attacker to run malicious scripts reflected off of J-Web to the victim's browser in the context of their session within J-Web. This issue affects Juniper Networks Junos OS all versions prior to 19.1R3-S9; 19.2 versions prior to 19.2R3-S6; 19.3 versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R2-S7, 19.4R3-S8; 20.1 versions prior to 20.1R3-S5; 20.2 versions prior to 20.2

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages2 packages

CVEListV5juniper_networks/junos_osunspecified19.1R3-S9+12
NVDjuniper/junos< 19.1+13

🔴Vulnerability Details

3
CVEList
Junos OS: Cross-site Scripting (XSS) vulnerability in J-Web2022-10-18
GHSA
GHSA-qq74-54g4-qw47: A Cross-site Scripting (XSS) vulnerability in the J-Web component of Juniper Networks Junos OS allows an unauthenticated attacker to run malicious scr2022-10-18
VulnCheck
Juniper Junos OS Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')2022

💥Exploits & PoCs

1
Nuclei
Juniper Web Device Manager - Cross-Site Scripting

🔍Detection Rules

1
Suricata
ET MALWARE Potential Juniper Reflected XSS Attempt (CVE-2022-22242)2022-10-28

📋Vendor Advisories

1
Juniper
CVE-2022-22242: A Cross-site Scripting (XSS) vulnerability in the J-Web component of Juniper Networks Junos OS allows an unauthenticated attacker to run malicious scr2022-10-18

🕵️Threat Intelligence

1
Greynoiseio
NoiseLetter October 2025
CVE-2022-22242 — Cross-site Scripting | cvebase