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CVE-2021-24439

Browser Screenshots < 1.7.6 - Contributor+ Stored XSS

MEDIUM
5.4
CVSS Score
Published: July 12, 2021 at 07:21 PM UTC
Updated: June 17, 2026 at 03:40 AM UTC
1 product affected across 1 vendorBrowser Screenshots

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.6%

Description

The Browser Screenshots WordPress plugin before 1.7.6 allowed authenticated users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks as the image_class parameter of the browser-shot shortcode was not escaped.

Affected

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

Browser Screenshots· Prothemedesignwordpress-plugin
95%
v < 1.7.6
Affected range stops below 1.7.6, 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)

x_refsource_CONFIRMExploitThird Party Advisory
Source: [email protected]
https://wpscan.com/vulnerability/9c538c51-ae58-461d-b93b-cc9dfebf2bc0

CVSS

5.4MEDIUM[email protected]
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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