#VU106238 Improper Neutralization of Special Elements in Output Used by a Downstream Component in PowerCMS - CVE-2025-29993

Vulnerability identifier: #VU106238

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-29993

CWE-ID: CWE-74

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PowerCMS
Web applications / CMS

Vendor: Alfasado Inc.

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected product improperly processes HTTP headers. A remote attacker can cause the target product to direct send email to a user, such as password reset mail, with a tampered URL.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PowerCMS: 4.0 - 6.6

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External links
https://jvn.jp/en/jp/JVN39026557/
https://www.powercms.jp/news/release-powercms-661-528-459.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.