Vulnerability · Published Apr 1, 2026 · Assigned by VulDB
CVE-2026-5254welovemedia FFmate Webhook AppJsonTreeView.vue cross site scripting
Low 3.5
In plain English
A low-severity cross-site scripting in FFmate from welovemedia. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).
Official description
A security vulnerability has been detected in welovemedia FFmate up to 2.0.15. Affected by this issue is some unknown functionality of the file /ui/app/components/AppJsonTreeView.vue of the component Webhook Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| welovemedia | FFmate | 2.0.02.0.12.0.22.0.32.0.42.0.52.0.62.0.7 |
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
References
- VDB-354444 | welovemedia FFmate Webhook AppJsonTreeView.vue cross site scripting vdb-entry
- VDB-354444 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #780615 | welovemedia FFmate <= v2.0.15 Cross Site Scripting third-party-advisory
- https://github.com/CC-T-454455/Vulnerabilities/tree/master/ffmate/vulnerability-2 exploit