Elastic Email Sender Plugin up to 1.2.20 on WordPress authorization

Summaryinfo

A vulnerability classified as critical was found in Elastic Email Sender Plugin up to 1.2.20 on WordPress. The impacted element is an unknown function. Executing a manipulation can lead to authorization. This vulnerability appears as CVE-2025-66525. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in Elastic Email Sender Plugin up to 1.2.20 on WordPress. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Missing Authorization vulnerability in Elastic Email Elastic Email Sender elastic-email-sender allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Elastic Email Sender: from n/a through <= 1.2.20.

The weakness was presented by Legion Hunter. The advisory is shared for download at vdp.patchstack.com. This vulnerability was named CVE-2025-66525 since 12/04/2025. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/09/2025).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• Elastic Email

Name

• Sender Plugin

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9
• 1.2.10
• 1.2.11
• 1.2.12
• 1.2.13
• 1.2.14
• 1.2.15
• 1.2.16
• 1.2.17
• 1.2.18
• 1.2.19
• 1.2.20

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

Discussion