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.
References7
- github.com/MacWarrior/clipbucket-v5
- github.com/MacWarrior/clipbucket-v5/blob/01990c0fa7baf925d2a4cf…
- github.com/MacWarrior/clipbucket-v5/blob/01990c0fa7baf925d2a4cf…
- github.com/MacWarrior/clipbucket-v5/commit/fc593252a18ddea76f82…
- hackmd.io/@leediay/BJR_lh2ifg
- www.vulncheck.com/advisories/clipbucket-v5-through-5.5.3-206-re…
- hackmd.io/@leediay/BJR_lh2ifg
Metrics
- CVSS 3.1
-
6.1
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 4.0
-
5.1
MEDIUM
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 34 · as of 11 November 2026
- CWE
- CWE-79
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.