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Advisory details: gitlab / packagist/wwbn/avideo/CVE-2026-33295
Advisory ID gitlab/packagist/wwbn/avideo/CVE-2026-33295
Aliases CVE-2026-33295
GHSA-gc3m-4mcr-h3pv
Summary AVideo Affected by Stored XSS via Unescaped Video Title in CDN downloadButtons.php WWBN/AVideo contains a stored cross-site scripting vulnerability in the CDN plugin's download buttons component. The `clean_title` field of a video record is interpolated directly into a JavaScript string literal without any escaping, allowing an attacker who can create or modify a video to inject arbitrary JavaScript that executes in the browser of any user who visits the affected download page.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/wwbn/avideo/CVE-2026-33295.yml
Reference id Reference type URL
https://github.com/WWBN/AVideo
30cdd825fa5778c1d678c2402be2413b84ee4833 Other https://github.com/WWBN/AVideo/commit/30cdd825fa5778c1d678c2402be2413b84ee4833
CVE-2026-33295 https://nvd.nist.gov/vuln/detail/CVE-2026-33295
GHSA-gc3m-4mcr-h3pv https://github.com/advisories/GHSA-gc3m-4mcr-h3pv
GHSA-gc3m-4mcr-h3pv Other https://github.com/WWBN/AVideo/security/advisories/GHSA-gc3m-4mcr-h3pv
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/wwbn/avideo/CVE-2026-33295.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-23T21:32:31Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2026/33xxx/CVE-2026-33295.json

Source Advisory: vulnrichment/CVE-2026-33295

View SSVC decision tree 
[{'Exploitation': 'poc'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]