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CVE-2021-34652
Media Usage <= 0.0.4 Reflected Cross-Site Scripting
Medium6.1EPSS 0.84%
- Published
- Updated
- Reserved
- Assigned by
- Wordfence
Description
The Media Usage WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the id parameter in the ~/mmu_admin.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 0.0.4.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| WordfenceCNA (assigner) | 3.1 | Medium6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVDNVD · Modified | 3.1 | Medium6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.84% · top 42% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.
Weakness
Affected products
- affected 0.0.4 – ≤ 0.0.4
What to do
Solution: Uninstall the plugin
References (2)
- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-34652 (opens in a new tab)x_refsource_MISCx_transferred
- https://plugins.trac.wordpress.org/browser/media-usage/trunk/mmu_admin.php#L91 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-34652)Record last updated .