Barn2 Plugins Document Library Pro Plugin up to 4.2.1 on WordPress deserialization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.26+

Summaryinfo

A vulnerability described as critical has been identified in Barn2 Plugins Document Library Pro Plugin up to 4.2.1. The affected element is an unknown function. Such manipulation leads to deserialization. This vulnerability is listed as CVE-2026-122662. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Barn2 Plugins Document Library Pro Plugin up to 4.2.1. It has been rated as critical. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Deserialization of Untrusted Data vulnerability in Barn2 Plugins Document Library Pro document-library-pro allows Object Injection.This issue affects Document Library Pro: from n/a before 4.2.2.

The advisory is available at patchstack.com. This vulnerability is handled as CVE-2026-122662 since 11/05/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 4.2.2 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (Patchstack): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Document Library Pro Plugin 4.2.2

Timelineinfo

11/05/2026 CVE reserved
11/15/2026 +10 days Advisory disclosed
11/15/2026 +0 days VulDB entry created
11/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: patchstack.com
Status: Confirmed

CNA: Patchstack
CVE: CVE-2026-122662 (🔒)

GCVE (CVE): GCVE-0-2026-122662
GCVE (VulDB): GCVE-100-437498

Entryinfo

Created: 11/15/2026 15:34
Changes: 11/15/2026 15:34 (64)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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