Reflected Cross-Site Scripting Vulnerability in Jetpack Plugin by WordPress
CVE-2022-50958

5.1MEDIUM

Key Information:

Vendor

WordPress
Status
Jetpack
Vendor
CVE Published:
10 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-50958?

The Jetpack plugin for WordPress version 9.1 is susceptible to a reflected cross-site scripting (XSS) vulnerability. This occurs when attackers exploit the post_id parameter, enabling them to inject malicious scripts into URLs that target the grunion-form-view.php endpoint. By manipulating this parameter, unauthenticated users can execute arbitrary JavaScript code in the browsers of unsuspecting visitors, posing significant security risks to WordPress sites.

Affected Version(s)

Jetpack 9.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-50958 - Proof of Concept

References

https://www.exploit-db.com/exploits/50735
exploit
https://wordpress.org/plugins/jetpack
product
https://www.vulncheck.com/advisories/wordpress-plugin-jet...
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Milad karimi
.