CVE-2023-0147

The Flexible Captcha WordPress plugin through 4.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

CVSS v3.1

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS

0.61% chance of exploitation in the next 30 days, 47th percentile

Published

2023-02-06

Updated

2025-03-25

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/af9cbb4a-42fc-43c5-88f3-349b417f1a6a

References

• CVE Record
• NVD entry

Related

• CVE-2023-0146
• CVE-2023-0148
• CVE-2023-0145
• CVE-2023-0149
• CVE-2023-0144
• CVE-2023-0150