CVE-2026-110625: ClipBucket v5 through 5.5.3-#206 Reflected XSS via type Parameter in flagged_item.php

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-14 · updated 2026-10-14
Weakness: CWE-79

Description

ClipBucket v5 through 5.5.3-#206 contains a reflected cross-site scripting vulnerability in admin_area/flagged_item.php via the unencoded type GET parameter. Attackers can send crafted flagged_item.php?type= links to logged-in administrators or moderators to execute injected script in the admin panel origin.

Affected products

MacWarrior clipbucket-v5: through 5.5.3-#206

References

https://github.com/MacWarrior/clipbucket-v5
https://github.com/MacWarrior/clipbucket-v5/blob/01990c0fa7baf925d2a4cf6ec1b75b1341b7a486/upload/admin_area/flagged_item.php#L9-L45
https://github.com/MacWarrior/clipbucket-v5/blob/01990c0fa7baf925d2a4cf6ec1b75b1341b7a486/upload/admin_area/styles/cb_2014/layout/flagged_item.html#L3
https://github.com/MacWarrior/clipbucket-v5/commit/fc593252a18ddea76f82f316bb0c60bd7653d9ae
https://hackmd.io/@leediay/BJR_lh2ifg
https://www.vulncheck.com/advisories/clipbucket-v5-through-5.5.3-206-reflected-xss-via-type-parameter-in-flagged-item-php
https://hackmd.io/@leediay/BJR_lh2ifg

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