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CVE-2021-24437

Favicon by RealFaviconGenerator <= 1.3.20 - Reflected Cross-Site Scripting (XSS)

MEDIUM
6.1
CVSS Score
Published: August 30, 2021 at 02:11 PM UTC
Updated: June 17, 2026 at 03:40 AM UTC
1 product affected across 1 vendorFavicon by Realfavicongenerator

Using Favicon by RealFaviconGenerator by Unknown?

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.8%

Description

The Favicon by RealFaviconGenerator WordPress plugin through 1.3.20 does not sanitise or escape one of its parameter before outputting it back in the response, leading to a Reflected Cross-Site Scripting (XSS) which is executed in the context of a logged administrator.

Affected

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

Favicon by Realfavicongenerator· Realfavicongeneratorwordpress-plugin
95%
v < 1.3.221.3.20
Affected range stops below 1.3.22, 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_MISCExploitThird Party Advisory
Source: [email protected]
https://wpscan.com/vulnerability/ed9d26be-cc96-4274-a05b-0b7ad9d8cfd9

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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