Open Redirect Vulnerability in Horilla CRM by Horilla Open Source
CVE-2026-3049

5.3MEDIUM

Key Information:

Vendor

Horilla-opensource

Status
Horilla
Vendor
CVE Published:
24 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3049?

A security flaw has been identified in the Horilla CRM software impacting versions up to 1.0.2. Specifically, the get function in the Query Parameter Handler component, located in the horilla_generics/global_search.py file, is susceptible to manipulation through the prev_url argument. This vulnerability can allow attackers to carry out open redirect attacks remotely, potentially diverting unsuspecting users to malicious sites. Users are encouraged to upgrade to version 1.0.3, where the vulnerability is addressed through a critical patch (commit ID: 730b5a44ff060916780c44a4bdbc8ced70a2cd27).

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Deploy the Patch

Affected Version(s)

horilla 1.0.0

horilla 1.0.1

horilla 1.0.2

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-2026-3049 - Proof of Concept

References

https://vuldb.com/?id.347407
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347407
signaturepermissions-required
https://vuldb.com/?submit.757296
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
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

alexperrakis (VulDB User)
JSON
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