ThimPress LearnPress Plugin up to 4.1.4 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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5.2$0-$5k2.35

Summaryinfo

A vulnerability described as problematic has been identified in ThimPress LearnPress Plugin up to 4.1.4 on WordPress. The impacted element is an unknown function. The manipulation results in deserialization. This vulnerability is cataloged as CVE-2026-7566. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in ThimPress LearnPress Plugin up to 4.1.4 on WordPress. It has been classified as problematic. Affected is an unknown code block. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.4 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present.

The weakness was shared by Wannes Verwimp. The advisory is shared for download at wordfence.com. This vulnerability is traded as CVE-2026-7566 since 04/30/2026. The exploitability is told to be difficult. It is possible to launch the attack remotely. Additional levels of successful authentication are needed for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 4.1.1 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.6
CNA Vector (Wordfence): 🔒

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: LearnPress Plugin 4.1.1

Timelineinfo

04/30/2026 CVE reserved
06/06/2026 +37 days Advisory disclosed
06/06/2026 +0 days VulDB entry created
06/06/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Researcher: Wannes Verwimp
Status: Confirmed

CVE: CVE-2026-7566 (🔒)
GCVE (CVE): GCVE-0-2026-7566
GCVE (VulDB): GCVE-100-369024

Entryinfo

Created: 06/06/2026 09:00
Changes: 06/06/2026 09:00 (65)
Complete: 🔍
Cache ID: 216::103

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