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Description

ClipBucket v5 is an open source video sharing platform. In ClipBucket version 5.5.2, a change to network.class.php causes the application to dynamically build the server URL from the incoming HTTP Host header when the configuration base_url is not set. Because Host is a client-controlled header, an attacker can supply an arbitrary Host value. This allows an attacker to cause password-reset links (sent by forget.php) to be generated with the attacker’s domain. If a victim follows that link and enters their activation code on the attacker-controlled domain, the attacker can capture the code and use it to reset the victim’s password and take over the account. This issue has been patched in version 5.5.2#162.

PUBLISHED Reserved 2025-10-20 | Published 2025-11-20 | Updated 2025-11-21 | Assigner GitHub_M




MEDIUM: 6.8CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Problem types

CWE-640: Weak Password Recovery Mechanism for Forgotten Password

Product status

>= 5.5.2, < 5.5.2#162
affected

References

github.com/...ket-v5/security/advisories/GHSA-xhhf-mpqr-2cq5 exploit

github.com/...ket-v5/security/advisories/GHSA-xhhf-mpqr-2cq5

github.com/...ommit/1a93532e665217b5d329808ca78e37e59e9f8a9d

cve.org (CVE-2025-62709)

nvd.nist.gov (CVE-2025-62709)

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