Katsushi Kawamori Simple Blog Card Plugin up to 2.37 on WordPress server-side request forgery

Summaryinfo

A vulnerability labeled as critical has been found in Katsushi Kawamori Simple Blog Card Plugin up to 2.37 on WordPress. This issue affects some unknown processing. Such manipulation leads to server-side request forgery. This vulnerability is listed as CVE-2026-32357. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Katsushi Kawamori Simple Blog Card Plugin up to 2.37 on WordPress. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Server-Side Request Forgery (SSRF) vulnerability in Katsushi Kawamori Simple Blog Card simple-blog-card allows Server Side Request Forgery.This issue affects Simple Blog Card: from n/a through <= 2.37.

The weakness was presented by Nabil Irawan. The advisory is shared for download at patchstack.com. This vulnerability is handled as CVE-2026-32357 since 03/12/2026. The exploitation is known to be easy. The attack may be launched 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 03/20/2026).

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

• Blog Software

Vendor

• Katsushi Kawamori

Name

• Simple Blog Card Plugin

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30
• 2.31
• 2.32
• 2.33
• 2.34
• 2.35
• 2.36
• 2.37

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Exploitinginfo

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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