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Vulnerability record · CVE-2021-24902 · published 27 December 2021

CVE-2021-24902: Typebot cross-site scripting vulnerability

Typebot · Typebot

The Typebot | Build beautiful conversational forms WordPress plugin before 1.4.3 does not sanitise and escape the Publish ID setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

4.8 CVSS 3.1 Medium EPSS 0.60% · top 53.6% CWE-79 · Cross-site scripting
4.8CVSS 3.1 base score, v2 3.5
0.60%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Typebot | Build beautiful conversational forms WordPress plugin before 1.4.3 does not sanitise and escape the Publish ID setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/2bde2030-2dfe-4dd3-afc1-36f7031a91ea ExploitThird Party Advisory
https://wpscan.com/vulnerability/2bde2030-2dfe-4dd3-afc1-36f7031a91ea ExploitThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-24902), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.