CVE Tools
Sign in

CVE-2022-4699

MediaElement.js – HTML5 Video & Audio Player <= 4.2.8 - Contributor+ Stored XSS via Shortcode

Published: Jan 30, 2023Updated: Apr 21, 2025 Sources: CVE List NVDCWE-79
NVD MITRE
5.4CVSSMEDIUM
EPSS Score
0.5%
Top 59.3%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available
Am I actually vulnerable?2 Nuclei templates available — see how to check your systems. How to verify

Description

The MediaElement.js WordPress plugin through 4.2.8 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high-privilege users such as admins.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-79

Affected Products

MediaElement.jsUnknown
mediaelement.jsmediaelementjs
Library
Web & CMS Plugins / cms-core
mediaelementjspackage-ecosystemWeb & CMS Pluginsaka mediaelement.js

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://wpscan.com/vulnerability/e57f38d9-889a-4f82-b20d-3676ccf9c6f9
wpscan.com

Timeline

Published
Jan 30, 2023
Last Updated
Apr 21, 2025

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2022-4699 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows