CVE-2024-3822: Base64 Encoder/Decoder <= 0.9.2 - Reflected XSS

Description

The Base64 Encoder/Decoder WordPress plugin through 0.9.2 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Classification

CVE ID: CVE-2024-3822

Problem Types

CWE-79 Cross-Site Scripting (XSS)

Affected Products

Vendor: Unknown

Product: Base64 Encoder/Decoder

Nuclei Template

http/cves/2024/CVE-2024-3822.yaml

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.64% (probability of being exploited)

EPSS Percentile: 69.39% (scored less or equal to compared to others)

EPSS Date: 2025-04-18 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: partial

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2024-3822
https://wpscan.com/vulnerability/ff5411b1-9e04-4e72-a502-e431d774642a/

Timeline