Cross-Site Scripting Vulnerability in WebMO Job Manager by WebMO
CVE-2021-47920

4.8MEDIUM

Key Information:

Vendor

Webmo, Llc

Status
Webmo Job Manager
Vendor
CVE Published:
1 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47920?

WebMO Job Manager 20.0 is susceptible to a cross-site scripting (XSS) vulnerability that arises from inadequately sanitized input in search parameters. This flaw enables remote attackers to inject harmful scripts into the application. By exploiting the filterSearch and filterSearchType parameters, attackers can conduct non-persistent attacks, risking session hijacking and redirecting users to malicious third-party sites. It is essential for users of this product to apply necessary security measures to mitigate this risk and ensure the safety of their applications.

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Deploy the Patch

Affected Version(s)

WebMO Job Manager 20.0

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-2021-47920 - Proof of Concept

References

https://www.vulnerability-lab.com/get_content.php?id=2270
exploit
https://www.webmo.net
product
https://www.vulncheck.com/advisories/webmo-job-manager-cr...
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
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

Vulnerability-Lab [Research Team]
JSON
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