CVE-2021-24509

Page View Counts < 2.4.9 - Contributor+ Stored XSS

MEDIUM
5.4
CVSS Score
Published: August 9, 2021 at 10:04 AM UTC
Updated: June 17, 2026 at 03:40 AM UTC
1 product affected across 1 vendorPage View Count

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.6%

Description

The Page View Count WordPress plugin before 2.4.9 does not escape the postid parameter of pvc_stats shortcode, allowing users with a role as low as Contributor to perform Stored XSS attacks. A post made by a contributor would still have to be approved by an admin to have the XSS triggered in the frontend, however, higher privilege users, such as editor could exploit this without the need of approval, and even when the blog disallows the unfiltered_html capability.

Affected

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

Page View Count· A3REVwordpress-plugin
95%
v < 2.4.9
Affected range stops below 2.4.9, 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)

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-79

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