URL Shortify < 1.7.6 - Unauthenticated Stored XSS via referer header
CVE-2023-4294

6.1MEDIUM

Key Information:

Vendor

Wordpress
Status
Url Shortify
Vendor
CVE Published:
11 September 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 31%

What is CVE-2023-4294?

The URL Shortify WordPress plugin before 1.7.6 does not properly escape the value of the referer header, thus allowing an unauthenticated attacker to inject malicious javascript that will trigger in the plugins admin panel with statistics of the created short link.

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Affected Version(s)

URL Shortify 0 < 1.7.6

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-2023-4294 - Proof of Concept

References

https://wpscan.com/vulnerability/1fc71fc7-861a-46cc-a147-...
exploitvdb-entrytechnical-description

EPSS Score

31% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Bartlomiej Marek and Tomasz Swiadek
WPScan
JSON
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