Eli Scheetz Anti-Malware Security and Brute-Force Firewall Plugin deserialization

Summaryinfo

A vulnerability was found in Eli Scheetz Anti-Malware Security and Brute-Force Firewall Plugin up to 4.23.87 on WordPress. It has been classified as critical. Impacted is an unknown function. The manipulation leads to deserialization. This vulnerability is documented as CVE-2026-39478. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Eli Scheetz Anti-Malware Security and Brute-Force Firewall Plugin up to 4.23.87 on WordPress. This issue affects 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 verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Contributor PHP Object Injection in Anti-Malware Security and Brute-Force Firewall <= 4.23.87 versions.

The weakness was released by Daroo. It is possible to read the advisory at patchstack.com. The identification of this vulnerability is CVE-2026-39478 since 04/07/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/16/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Firewall Software

Vendor

• Eli Scheetz

Name

• Anti-Malware Security and Brute-Force Firewall Plugin

Version

• 4.23.0
• 4.23.1
• 4.23.2
• 4.23.3
• 4.23.4
• 4.23.5
• 4.23.6
• 4.23.7
• 4.23.8
• 4.23.9
• 4.23.10
• 4.23.11
• 4.23.12
• 4.23.13
• 4.23.14
• 4.23.15
• 4.23.16
• 4.23.17
• 4.23.18
• 4.23.19
• 4.23.20
• 4.23.21
• 4.23.22
• 4.23.23
• 4.23.24
• 4.23.25
• 4.23.26
• 4.23.27
• 4.23.28
• 4.23.29
• 4.23.30
• 4.23.31
• 4.23.32
• 4.23.33
• 4.23.34
• 4.23.35
• 4.23.36
• 4.23.37
• 4.23.38
• 4.23.39
• 4.23.40
• 4.23.41
• 4.23.42
• 4.23.43
• 4.23.44
• 4.23.45
• 4.23.46
• 4.23.47
• 4.23.48
• 4.23.49
• 4.23.50
• 4.23.51
• 4.23.52
• 4.23.53
• 4.23.54
• 4.23.55
• 4.23.56
• 4.23.57
• 4.23.58
• 4.23.59
• 4.23.60
• 4.23.61
• 4.23.62
• 4.23.63
• 4.23.64
• 4.23.65
• 4.23.66
• 4.23.67
• 4.23.68
• 4.23.69
• 4.23.70
• 4.23.71
• 4.23.72
• 4.23.73
• 4.23.74
• 4.23.75
• 4.23.76
• 4.23.77
• 4.23.78
• 4.23.79
• 4.23.80
• 4.23.81
• 4.23.82
• 4.23.83
• 4.23.84
• 4.23.85
• 4.23.86
• 4.23.87

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion