Deserialization Vulnerability in Yii2 by Yii Software LLC
CVE-2025-2689

5.3MEDIUM

Key Information:

Vendor

Yiisoft

Status
Yii2
Vendor
CVE Published:
24 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-2689?

A deserialization vulnerability has been identified in the function getIterator located in the file SortableIterator.php of the Yii2 framework. This flaw allows for remote manipulation, posing a significant risk as it could be exploited by attackers to execute harmful actions. The vulnerability is present in Yii2 versions up to 2.0.45 and has been publicly disclosed, making it critical for users to apply necessary patches and updates to secure their applications.

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Deploy the Patch

Affected Version(s)

Yii2 2.0.0

Yii2 2.0.1

Yii2 2.0.2

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-2025-2689 - Proof of Concept

References

https://vuldb.com/?id.300710
vdb-entrytechnical-description
https://vuldb.com/?ctiid.300710
signaturepermissions-required
https://vuldb.com/?submit.521709
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

gaorenyusi (VulDB User)
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