# CVE-2026-105086 — WWBN AVideo

> As of 2026-10-04, CVE-2026-105086 is a HIGH-severity vulnerability in WWBN AVideo, CVSS v3.1 8.7. No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-105086 as of 2026-10-04; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-10-04

## What is CVE-2026-105086?

WWBN AVideo 12.4 through 29.2.0 contains a stored cross-site scripting vulnerability that allows authenticated uploaders to inject HTML by submitting doubly-encoded entities in video titles. Because safeString() strips tags before decoding entities and runs twice via setTitle() and save(), attackers can store markup that executes in trending, gallery, embed, and playlist pages.

The record classifies CVE-2026-105086 under weakness class [CWE-79](https://intel.threadlinqs.com/cwe/CWE-79). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs a user to take an action first, and has high impact on confidentiality, integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 1 day ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 8.7 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N`)
- **CVSS v4.0 base score:** 9.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N`)
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-10-04

## Is CVE-2026-105086 being exploited?

It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [WWBN](https://intel.threadlinqs.com/vendors/wwbn): AVideo

## How to fix CVE-2026-105086

No vendor patch reference has been recorded for CVE-2026-105086 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-105086

No threat campaign in the Threadlinqs corpus currently references CVE-2026-105086, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-05.

**Vendor advisory and patch**

- [github.com — vendor advisory](https://github.com/WWBN/AVideo/security/advisories/GHSA-q62w-927x-vhhf)
- [github.com — patch](https://github.com/WWBN/AVideo/commit/c4b6ca95a0ae3efa09919a98879870086cff150e)

**Third-party advisory**

- [vulncheck.com — third party advisory](https://www.vulncheck.com/advisories/wwbn-avideo-12.4-through-29.2.0-stored-xss-via-double-encoded-video-title)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-105086
Full detection coverage and IOCs for threats exploiting CVE-2026-105086 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp