CVE-2023-4820

PowerPress Podcasting < 11.0.12 - Contributor+ Stored XSS

MEDIUM
5.4
CVSS Score
Published: October 16, 2023 at 07:39 PM UTC
Updated: June 17, 2026 at 06:38 AM UTC
1 product affected across 1 vendorPowerpress

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

The PowerPress Podcasting plugin by Blubrry WordPress plugin before 11.0.12 does not sanitize and escape the media url field in posts, which could allow users with privileges as low as contributor to inject arbitrary web scripts that could target a site admin or superadmin.

Affected

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

Powerpress· Blubrrywordpress-plugin
95%
v < 11.0.12
Affected range stops below 11.0.12, 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
https://wpscan.com/vulnerability/e866a214-a142-43c7-b93d-ff2301a3e432

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

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

CVSS

5.4MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE

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