CVE-2024-27290: Docassemble HTML and javascript injection

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-03-21 · updated 2026-06-17
Weakness: CWE-79

Description

Docassemble is an expert system for guided interviews and document assembly. Prior to 1.4.97, a user could type HTML into a field, including the field for the user's name, and then that HTML could be displayed on the screen as HTML. The vulnerability has been patched in version 1.4.97 of the master branch.

Affected products

jhpyle docassemble: before 1.4.97 — fixed in 1.4.97

How to fix

Upgrade to a fixed version: jhpyle docassemble 1.4.97. Check the vendor advisory for mitigations.

References

https://github.com/jhpyle/docassemble/commit/4801ac7ff7c90df00ac09523077930cdb6dea2aa
https://github.com/jhpyle/docassemble/security/advisories/GHSA-pcfx-g2j2-f6f6
https://github.com/jhpyle/docassemble/commit/4801ac7ff7c90df00ac09523077930cdb6dea2aa
https://github.com/jhpyle/docassemble/security/advisories/GHSA-pcfx-g2j2-f6f6

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