CVE-2023-3720

Upload Media By URL < 1.0.8 - Stored XSS via CSRF

MEDIUM

6.5

CVSS Score

Published: August 30, 2023 at 02:22 PM UTC

Updated: June 17, 2026 at 06:14 AM UTC

1 product affected across 1 vendorUpload Media by Url

Using Upload Media By URL by Unknown?

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.3%

SSVC

PoC

Description

The Upload Media By URL WordPress plugin before 1.0.8 does not have CSRF check when uploading files, which could allow attackers to make logged in admins upload files (including HTML containing JS code for users with the unfiltered_html capability) on their behalf.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Upload Media by Url · Notetoserviceswordpress-plugin

95%

v < 1.0.8

Affected range stops below 1.0.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical DescriptionThird Party Advisory

Source: [email protected]

https://wpscan.com/vulnerability/16375a7f-0a9f-4961-8510-d047ffbf3954

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

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